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1
Clinical Problem
Social Anxiety is described by The Diagnostic and Statistical
Manual of the American
Psychiatric Association (DSM-5) as a persistent fear of social
situations where the person is
exposed to people or to possible scrutiny by others and fears
that he/she will display
symptoms of anxiety or be perceived in a way that will be
embarrassing and humiliating
(American Psychiatric Association, 2013). This topic was
chosen as according to Kessler et
al. (2012) social anxiety is among the most common anxiety
disorder affecting 13% of
individuals at some stage in their lives. From experience, and
according to Krysta et al.
(2015) medication is the first line treatment for anxiety
disorders due to accessibility.
Unfortunately, for people experiencing social anxiety most
medications have adverse effects
such as increased agitation and sexual dysfunction (Rosen et al
1999) and some medication,
in particular benzodiazepines are highly addictive (Lader and
Kyriacou, 2016). Townend et
al. (2008) report that CBT remains the psychological therapy
with the widest and broadest
evidence base. Beck et al (1979) define Cognitive Behavioural
Therapy (CBT) as a concept
where an individual’s emotions and behaviours are based on the
way that they interpret the
world through their cognitions. NICE (2011) (cited in Clark,
2011) recommend psychological
therapies prior to medication for anxiety disorders however due
to a lack of therapists in
mental health services this is not the case in clinical practice
which led to the rationale for the
following research question.
2
Clinical question
Are psychological interventions more efficacious than
pharmacological interventions to help
reduce social anxiety disorder (SAD) symptoms in adults?
Bragge (2010) explains that answerable clinical research
questions have four essential
components known as PICO. This therapy type question was
developed using these
components (P) Population: adults that experience social
anxiety (I) Intervention:
Psychological interventions (C) Comparator: Pharmacological
Interventions (O) Outcome:
reduction of social anxiety symptoms.
Search Strategy and Outcome
A systematic literature search was carried out using electronic
databases which were
individually accessed via Queens Online, including MEDLINE,
Science Direct, PschINFO
and Cochrane (see Appendix 1). Roberts and Dicenso (1999)
suggest that questions in
relation to interventions and their effectiveness are best
answered by randomized control
trials or based on the hierarchy of evidence, systematic reviews.
BestBets.org was also
accessed for evidence based synopses.
The three papers the author deemed relevant to answer the
clinical question above are as
follows;
Clark et al. (2003)
Nordahl et al (2016)
Davidson et al. (2004)
3
These three studies were chosen as their methodological design
appeared to answer the
clinical question posed. They were critically appraised using the
Critical Appraisal Skills
Programme (CASP UK, 2017) relevant tool as a foundation.
Nadelson and Nadelson (2014)
teaches that the CASP tools effectively cover the areas needed
to critically appraise evidence.
Initially, presumptions were made that databases would be
inundated with literature on this
topic but it became apparent that limited appropriate journals
were available. On reflection,
individuals with social phobia find it difficult to engage for fear
of being negatively appraised
(Amir et al. 2009), and therefore would find it difficult to
engage with psychiatric services
and clinical trials.
Critical appraisal
The randomized placebo-controlled trial by Clark et al. (2003)
set out to compare cognitive
therapy with fluoxetine in generalized social phobia. Sixty
patients aged between 18 and 60
years of age with a diagnosis of generalized social phobia as per
the DSM-IV criteria were
randomly assigned to three arms; Cognitive therapy, Fluoxetine
+ self-exposure and placebo
+ self-exposure.
The study by Clark et al. (2003) addressed a clearly focused
issue as the population studied,
the intervention given and the comparator are all presented in
the main body of the article
however, the outcomes are not clearly specified. Stanley (2007)
highlights that a primary
outcome will decide on the overall result of the study, adding
that an RCT must have only
one primary outcome and should be clearly defined. Stratified
randomisation was carried out
including two variables; gender and avoidant personality
disorder and allocation concealment
followed which both decrease bias and increase validity.
Stratified randomization, uses
random selection within each strata in an attempt to ensure that
no bias, deliberate or
4
accidental, interferes with the representative nature of the
patient sample (Altman & Bland
1999). Allocation to fluoxetine or placebo were double blinded,
this is important as blinding
seeks to reduce performance and ascertainment bias after
randomization (Altman & Schulz
2001). The groups appear to have been treated equally as
assessments were carried out by an
independent assessor which reduces bias and therefore increases
validity.
The study provides a paragraph of the patient’s characteristics
and emphasises that there were
no significant differences between the arms. A table of patient
characteristics and distribution
to arms would have made this clearer and limit any doubt of
bias. An explanation for the
patients that dropped out was also provided, however, a
CONSORT flow chart which would
show the flow of participants through each stage of the study
would have made it clearer.
An intention to treat (ITT) analysis was utilised and dropouts
were accounted for. ITT is a
strategy for the analysis of RCT’s that compares patients in the
original groups to which they
were randomly assigned (Hollis & Campbell 1999). ITT
analysis ensures true effects of a
study by accepting that noncompliance and protocol deviations
are likely to occur in actual
clinical practice (Gupta, 2011). ITT analysis therefore avoids
bias, as without it researchers
could selectively exclude participants from the groups they
were randomized to. Clark et al.
(2003) reported that they employed a self-report measure
developed by themselves which
could introduce bias and would make it difficult for other
researchers to replicate this study.
Overall, the researchers of this study appear to have covered
sufficient aspects to ensure
internal validity.
The randomised clinical trial by Nordahl et al. (2016) aims to
evaluate whether Paroxetine
(SSRI) is more effective than Cognitive therapy and whether a
combination of the treatments
is more effective than the single interventions in the treatment
of Social Anxiety Disorder
5
(SAD) with and without avoidant personality disorder (APD).
102 participants were
randomly allocated to four arms of the trial; Paroxetine, pill
placebo, Cognitive therapy (CT),
and a combination of Paroxetine and CT.
The study by Nordahl et al. (2016) clearly addressed a focused
issue as the population,
intervention, comparator and outcomes were clearly identified.
The rating scales ADIS-IV,
SCID-II, both the primary outcomes and the secondary
outcomes were rated and assessed by
independent evaluators increasing validity. However, it could be
suggested that these
independent assessors were blinded also as Karanicolas et al.
(2010) reports that bias can be
introduced both intentionally and unintentionally.
Similar to Clark et al. (2003) stratified randomization was
carried out to ensure equal
distribution of gender and Avoidant Personality Disorder (APD)
increasing validity.
According to Hidalgo et al. (2001) there is a higher incidence of
SAD in women with
Eikenaes (2015) adding that there is an uncertainty whether
APD and SAD are different
disorders, or are different degrees of severities of SAD. Triple
masking of the patient,
psychiatrist and principle investigator was carried out for the
arms receiving pills
(paroxetine/placebo), the goal of masking is to minimize
potential biases (Forder et al. 2005)
which therefore increases validity of the trial. The study also
informs us that 15% of the
patients were interviewed by telephone which could introduce
bias as not all the patients were
treated the same. As psychiatrists and therapists were all
experts in this study, allegiance bias
may have been introduced, allegiance bias in psychotherapy
outcome studies refers to the
results being distorted by the investigators’ theoretical or
treatment preferences (Wilson et al.
2011). Overall, the researchers appeared to cover sufficient
aspects for the reader to accept its
validity.
6
The randomized double blind placebo controlled trial by
Davidson et al. (2004) compared
fluoxetine (FLU), comprehensive cognitive behavioural group
therapy (CCBT) , placebo
(PBO) and the combinations of CCBT/FLU and CCBT/PBO to
treat generalized social
phobia over a 14 week period. 295 participants were randomized
evenly into the 5 arms,
primary outcomes were measured with the Brief Social Phobia
Scale and Clinical Global
Impressions scales and the secondary outcome was a videotaped
behavioural assessment
using the Subjective Units of Distress Scale (SUDS).
An evaluator independent from the team was blinded and
assessed both the primary outcomes
reducing bias and increasing validity. The study was carried out
at two academic outpatient
psychiatric centres in Durham and Pennsylvania covering large
populations.
Block randomization was carried out by a computer program
which reduces bias however the
researchers admit that this was not fully adhered to as they
‘balanced CCBT groups to
include at least 2 women and 2 men’ introducing selection bias
and decreasing the validity of
the study.
Compliance to medication was monitored by pill counts at each
visit and reviewing daily
medication logs. The validity of the study would have been
increased if blood tests had been
carried out by an independent laboratory to ensure compliance.
High degrees of non-
adherence in randomized controlled trials (RCTs) can lead to
failure to detect a true treatment
effect (Murali et al. 2017).
Primary outcomes measures were assessed by a blinded
independent evaluator increasing
validity. Blinding of data collectors and outcome adjudicators is
crucial to ensure unbiased
ascertainment of outcomes (Karanicolas et al. 2010) but the
blinding process was not
evaluated which leads to doubts whether blinding was
successful.
7
Internal validity is questioned in this trial as there are
possibilities for bias, furthermore the
duration of the trial lasted only 14 weeks, and therefore results
are to be viewed with caution.
Results:
In Clark et al. (2003) social phobia was measured on a social
phobia composite which was
based on seven individual social phobia measures. There was a
large effect size for Cognitive
therapy (CT) at posttreatment (1.31) and a small treatment
effect for Fluoxetine and self-
exposure (0.21) based on Cohen’s (1988) (cited in Clark et al.
2003) threefold classification
of effect size. Rice (2009) teaches that the larger the effect size,
the more powerful the
treatment intervention. Paired comparisons indicated that CT
was superior to fluoxetine +
Self exposure and Placebo + self-exposure on the social phobia
composite scale (group effect
9.5=p<.001.) and all seven individual measures at
posttreatment. Surprisingly, there was no
statistical significance between Fluoxetine+ Self-exposure
(effect size 0.92) and the control
Placebo+ self-exposure (effect size 0.56), post treatment.
In Nordahl’s et al. (2016) study, the primary outcome was
measured by the level of
symptoms on the Fear of Negative Evaluation questionnaire
(FNE). There were three
secondary outcome measures; Liebowitz Social Anxiety Scale
(LSAS), the Beck Anxiety
Inventory (BAI) and the Inventory of Interpersonal Problems
(IIP). This study resulted that
the combination group (Paroxetine and CT) were equal to the
Paroxetine group, post
treatment (mean difference = -2.166, p=0.806) on the FNE. At
the 12 month follow up there
was no difference between CT and the combination group,
however both were more effective
than the placebo and Paroxetine arms. On the secondary
measure the LSAS the CT group
alone performed better than any of the other 3 arms at the 12
month follow up. Of great
significance were the recovery rates 68% of the CT group
compared to 45% of the
8
combination group, 23% in the paroxetine group and 4% in the
placebo arm. Effect sizes
were high suggesting both clinical and statistical significance.
Davidson et al. (2004) resulted in Fluoxetine alone producing a
p value of <.01 from 0-4
weeks. At the end of treatment (14 weeks) a statistical
significance was established in all
arms except the placebo group on the primary outcome Brief
Social Phobia Scale (BSPS) and
the secondary outcome Social Phobia and Anxiety Inventory
(SPAI) indicating a p value of
<.05 and a confidence interval of 95%. However on the Clinical
Global Impressions Scale
(CGI), the second primary outcome, Fluoxetine and the
combination of CCBT+FLU were
superior at the end of treatment (p=.01) but no statistical
difference for CCBT or CCBT/PBO.
Du Prel et al. (2009) explain that a Confidence Interval (CI)
predicts the precision of the
results. If the CI is wide, the estimate of true effect lacks
precision and therefore doubts the
treatment effect. If the confidence interval is narrow, precision
is high, and we can be more
confident in the results. There was no statistical difference
between combined therapies and
monotherapies.
Clinical Bottom line
Based on the evidence from the above three studies,
psychological therapy, in particular a
form of CBT, and pharmacological therapy, in particular, a
SSRI, are both effective at
reducing symptoms of SAD, however, Cognitive Therapy was
superior in the long term in
two out of three of the studies. Interestingly, there was no
evidence found that a combination
of both interventions were more effective than their
monotherapies on recovery rates.
9
Applicability to Practice
In order for a trial to be clinically useful the results must also
be relevant to a definable group
of people in a clinical setting, this is known as external
validity/applicability (Rothwell 2005).
It is not stated where Clark et al. (2003) trial was carried out,
Davidson et al. (2004) study
was based in North Carolina and Philadelphia and the RCT by
Nordahl et al. (2016) was
carried out in Norway. The aforementioned increases external
validity as results are
applicable to the various nationalities in the local population.
All three studies utilised the
DSM and the majority of the outcome measures are utilised in
current practice indicating that
the results can be applied to the local population.
Clark et al (2003) and Nordahl et al. (2014) both had small
sample sizes assessing
approximately 20 participants per treatment group at post
treatment assessments reducing
applicability, as Everitt and Wessely (2004) report that a large
sample size is more
representative of the population and minimises random error.
The inclusion and exclusion criteria are well defined for all
three studies, participants were
both male and female with a primary diagnosis of social anxiety
disorder with Clark et al.
(2004) and Nordahl et al. (2016) both including avoidant
personality disorder but excluding
depression. This could limit the generalisability of these results
as the majority of the patients
that come in contact with the mental health services in Ireland
present with comorbid
psychiatric problems such as depression. This is supported by
Magee et al. (1996) who report
that 81% of people that experience social anxiety disorder
reported experiencing another
disorder with Katzelnick et al. (2001) adding that up to 35% of
sufferers of SAD experience
major depression with SAD preceding depression up to 12
years.
10
Despite these results, the majority of patients in the local area
being treated for social anxiety
are receiving some form of anti-depressants as the waitlist for
CBT is 3 months or more with
Magee et al. (1996) adding that people with social anxiety do
not regard themselves as
suffering from an anxiety disorder, but shy, and do not seek
help until comorbid disorders
such as depression, affect them.
Implementation
Whilst researching for this critically appraised topic it became
apparent the lack of RCT’s
and therefore, systematic reviews, that compare psychological
and pharmacological
interventions for SAD. The Cochrane Journal club was
suggested by the hospital librarian,
this club is aimed at healthcare professionals and covers a
single review of special interest,
selected from the new and updated reviews published in the
Cochrane Library. Lawrie et al
(2003) also suggests that mental health professionals establish a
local evidence-based
psychiatry journal club (EBPJC) which would develop critical
appraisal techniques and
encourage the implementation of evidence based practice.
Grol and Grimshaw (2003) reported that one of the most
consistent findings in health services
research is the gap between evidence based practice (EBP) and
actual clinical care. Grol and
Wensing (2004) reports that studies in countries such as the
United States and the
Netherlands suggest that up to 40% of patients do not receive
care according to current
scientific evidence, while 20% or more of the care provided is
not needed or potentially
harmful to patients.
In a study carried out by Melnyk et al. (2012) on nurses in the
United States, the two most
frequently cited barriers to EBP, were a lack of time and a
workplace resistance, mostly from
11
management, to change. This study proposes that EBP mentors
work alongside clinicians to
facilitate learning these skills and implement them into practice
consistently. Facilitation is
considered necessary for enabling successful implementation
and is described by Rycroft-
Malone, (2004) as the process of supporting the implementation
of evidence into practice and
support to aid nurses alter their attitudes and ways of working.
Organizations need to consider resources required for EBP as a
lack of resources are
unfavorable to the success of implementation (Dogherty et al,
2013), financial, personnel,
equipment, support, access to evidence, and time are all forms
of resources. From experience
as a mental health nurse, lack of time to access library facilities
and lack of
motivation/support to implement new practice are the main
restraining factors for frontline
staff. Thompson et al. (2008) supports this by pointing out that
busyness, in the context of
research utilization, includes multiple dimensions such as
physical time, but perhaps more
importantly, mental time.
It is evident in practice that mental health nurses are not
familiar with CBT techniques or the
benefits despite many years of experience as mental health
nurses. Most educational
institutions in Ireland do not provide basic psychological
therapy training to mental health
students, however, there is an emphasis placed on
pharmacology. It is important that
organizations examine existing resources that could be utilized
to promote change, that is,
facilitate nurses to attend training days, encouragement of
research, time allocated for
research and encourage staff to return to education on a part
time basis by providing
incentives such as; funding, study days and instill hope of post
progression/promotion
following their studies.
Lewin’s (1951) (cited in Bowers 2011) proposed a three-step
process to change management
which offers a structured approach to understanding and
changing behaviour in the workplace.
http://onlinelibrary.wiley.com/doi/10.1111/wvn.12009/full#wvn
12009-bib-0023
http://journals.rcni.com.queens.ezp1.qub.ac.uk/doi/full/10.7748/
ns.30.1.38.e9296
12
It relates well to healthcare practice, as its three stages of
‘unfreezing’, ‘moving’ and
‘refreezing’ are similar to the healthcare processes of
‘planning’, ‘implementing’ and
‘evaluating’ care. This process is outlined with the clinical
bottom line of this critical
appraisal in mind and focusing on the psychological therapy,
CBT.
Unfreezing/Planning: Approaching management with the
findings of this appraisal that
psychological therapies are more beneficial than
pharmacological therapies and the most cost
effective therapy for health services (Mavranezouli 2015). A
proposal would be presented to
hold workshops to educate mental health colleagues on the
evidence based benefits of CBT
and the basic techniques of CBT. Gage (2013) emphasize that
support must be gained from
senior management who have an appropriate area of
responsibility, and who would benefit
from this service improvement idea and support the
implementation of the project.
Moving/Implementing: Nursing staff acquire basic CBT skills
and implement them into daily
practice. Gage (2013) reports that if staff are involved in change
from the early stages they
are more likely to feel more invested in assisting with the
delivery of the change plan, with
Hall and Hord (2011) adding staff are more likely to accept
change than if it is not imposed
on them ‘from above’.
Refreezing/ evaluation: Staff to monitor for a decrease in
symptoms of SAD. Parkes and
O’Dell (2015) report that if changes are implemented it is
imperative that these changes are
audited to ensure the continued provision of quality care.
If the above implementation plan was a success, Mental Health
Nurses could then practice
basic CBT techniques with patients while they await an
appointment from a qualified
therapist. As a result, patients would then know what to expect
from therapy, attend their
appointment and limit the chance of deterioration. In addition,
it may encourage nursing staff
to return to higher education to train as Cognitive Behavioural
Psychotherapists.
13
Appendix 1: Search Strategies
Search on Medline: After using additional keywords and filters
my search finally resulted in 1 text
being retrieved Clark et al (2003) and deemed as appropriate for
critical appraisal following the
reading of each abstract. Filters used were: full text, published
in peer review journals and that the
keywords would be in the title of the text.
SEARCH MEDLINE: Key Words and Boolean Operator HITS
S1 Social Phobia 3410
S2 Cognitive therapy 21864
S3 Fluoxetine 11846
S4 1 AND 2 AND 3 17
Search on PsycINFO: The key words used were CBT, anxiety
and depression. The Boolean operator
AND was used. Filters were: journals, full text and that the
keywords would be in the title of the text.
Following inspection of the abstracts one was chosen for critical
appraisal (Nordahl et al. 2016)
SEARCH PsycInfo
Key Words and Boolean Operator
HITS
S1 Social Anxiety Disorder 4078
S2 Cognitive therapy 6863
S3 Paroxetine 958
S4 1 AND 2 AND 3 2
14
Search on Science Direct: Filters were: journals, full text,
keywords would be in the title of the text
and year limit from 2014-2017 to locate the most recent
evidence. Following inspection of the
abstracts none was deemed appropriate for critical appraisal
SEARCH ScienceDirect
Key Words and Boolean Operator
HITS
S1 Social Phobia 2444
S2 AND psychological and Pharmacological
Interventions
331
Search on Cochrane: Following inspection of the abstracts one
was chosen for critical appraisal
(Davidson et al. 2004).
SEARCH Cochrane
Key Words and Boolean Operator
HITS
S1 Social Phobia 1120
S2 AND Fluoxetine 33
15
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25. Hollis S,, and Campbell, F. (1999) …
A Randomized Trial to Promote Physical Activity Among
Breast
Cancer Patients
Bernardine M. Pinto
The Miriam Hospital, Providence, Rhode Island, and W. Alpert
Medical School of Brown University
George D. Papandonatos
Brown University
Michael G. Goldstein
VHA National Center for Health Promotion and Disease
Prevention, Durham, North Carolina
Objective: Physical activity (PA) has been shown to provide
health benefits for breast cancer patients. The
effects of augmenting oncology health care provider (HCP)
advice for PA with 3 months of telephone
counseling versus contact control were evaluated in a
randomized trial. Methods: After receiving brief HCP
advice to become physically active, 192 women (age in years:
M � 60.0, SD � 9.9) who had completed
treatment for Stage 0-IV breast cancer were randomized to
telephone counseling to support PA (n � 106) or
contact control (n � 86). Their PA, motivational readiness,
fatigue, and physical functioning were assessed
at baseline (before receiving HCP advice), 3, 6, and 12 months.
Results: Telephone counseling produced
significant effects on the primary outcome of moderate-intensity
PA of about 30 min/week at both 3 months
(95% CI � 0.44, 57.32) and 6 months (95% CI � 3.06, 61.26).
Intervention participants were also more than
twice as likely as control participants to report improvements in
achieving PA guidelines of at least 150
min/week at 3 (OR � 2.43, 95% CI � 1.18, 4.98) and 6 months
(OR � 2.11, 95% CI � 1.00 – 4.48).
Telephone counseling was significantly more effective than
contact control in increasing motivational
readiness for PA at all follow-ups (ORs � 3.93– 6.28, all ps
�.003). No between-groups differences were
found for fatigue, while differential improvements in physical
functioning did not remain significant past 3
months (p � .01). Conclusion: HCP advice plus telephone
counseling improved PA among breast cancer
patients at 3 and 6 months and also differentially improved
patients’ motivational readiness at all follow-ups,
suggesting the potential for exercise promotion in cancer
follow-up care.
Keywords: breast cancer, physical activity, exercise, counseling
Supplemental materials:
http://dx.doi.org/10.1037/a0029886.supp
A growing number of cancer survivors face impairments in
physical functioning, increased fatigue and reduced quality of
life
(QOL), and increased risk for cardiovascular disease, obesity,
osteoporosis and future cancers (Institute of Medicine and the
National Research Council, 2006). Evidence suggests that
partic-
ipating in moderate-intensity physical activity (PA) for at least
three months improves physical functioning, QOL, and mood
and
reduces fatigue among cancer survivors (Agency for Healthcare
Research and Quality, 2004; Galvão & Newton, 2005; Knols,
Aaronson, Uebelhart, Fransen, & Aufdemkampe, 2005; Speck,
Courneya, Masse, Duval, & Schmitz, 2010). Cancer treatments
require frequent follow-up appointments that provide oncology
health care providers (HCPs) with opportunities to encourage
patients to change health risk behaviors. However, Sabatino and
colleagues (2007) found that only 25% of a national sample of
cancer survivors reported receiving a recommendation about ex-
ercise from their physicians.
HCPs have played a minimal role, if any, in PA interventions
for
cancer patients. One study involved breast cancer patients seen
at
adjuvant treatment consultation. Participants received either: a)
a
recommendation to exercise, b) a recommendation plus a
referral
to an exercise specialist, or c) usual care (Jones, Courneya,
Fairey,
& Mackey, 2004). PA assessments at 1 and 5 weeks revealed
greater PA participation in the group that received a recommen-
dation to exercise versus usual care. In our trial, HCPs were
asked
to provide PA advice to patients who had completed surgery and
adjuvant chemotherapy/radiation. Evidence suggests that it is
not
practical to rely on physicians to provide more intensive
interven-
Bernardine M. Pinto, Centers for Behavioral and Preventive
Medicine,
The Miriam Hospital, Providence, Rhode Island, and W. Alpert
Medical
School of Brown University; George D. Papandonatos, Center
for Statis-
tical Sciences, Brown University; Michael G. Goldstein, Office
of Patient
Care Services, VHA National Center for Health Promotion and
Disease
Prevention, Durham, North Carolina.
This research was funded by a grant from the American Cancer
Society
and Rays of Hope (RSGPB-03-243-01 PBP). We gratefully
acknowledge
the contributions of the research staff (Susan Abdow, Stephanie
Berube,
Christopher Breault, Jennifer Correia, Kelly Greenwood, and
Joyce Lee).
We thank the physicians who participated in the study and
assisted with
patient recruitment. The trial is registered in the Clinical Trials
Registry
(NCT 002 30711).
Correspondence concerning this article should be addressed to
Bernar-
dine M. Pinto, Centers for Behavioral and Preventive Medicine,
The
Miriam Hospital, One Hoppin St., Coro Bldg., Suite 314,
Providence, RI
02903. E-mail: [email protected]
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Health Psychology © 2013 American Psychological Association
2013, Vol. 32, No. 6, 616 – 626 0278-6133/13/$12.00 DOI:
10.1037/a0029886
616
http://dx.doi.org/10.1037/a0029886.supp
mailto:[email protected]
http://dx.doi.org/10.1037/a0029886
tions, and that instead we should involve nonphysician staff
such
as telephone counselors (Marcus et al., 1998) and incorporate
interactive health technology (de Vries & Brug, 1999) in our
interventions. Hence, we extended brief HCP advice with a
3-month telephone counseling program for PA.
The use of telephone-based interventions to promote PA in a
general population has been well documented (see reviews by
Castro & King, 2002; Eakin, Lawler, Vandelanotte, & Owen,
2007; Goode, Reeves, & Eakin, 2012). The studies reviewed
showed convincingly that such interventions are not only effica-
cious, but they also offer unique advantages of increased conve-
nience and access. There are also increased opportunities for
contact anywhere a telephone is accessible and increased time
efficiency. These advantages, together with the counselor’s
skills
and resources, can help promote PA among individuals who may
not be receptive to face-to-face contact or printed materials.
Telephone-based PA interventions over 6 –12 weeks have been
tested among small samples of breast cancer patients (Matthews
et
al., 2007; Mock et al., 1997) with positive effects on PA (Mat-
thews et al., 2007) and reductions in patients’ anxiety, fatigue,
and
sleeping difficulties (Mock et al., 1997). Telephone calls have
also
been used in PA interventions offered over 6 months and longer
to
breast, prostate, and other cancer survivors (Bennett, Lyons,
Winters-Stone, Nail, & Scherer, 2007; Demark-Wahnefried et
al.,
2006; Morey et al., 2009) with one study showing favorable
effects
at the end of a 6-month intervention (Bennett et al., 2007) and
another study with a 12-month intervention showing significant
group effects on PA and physical functioning (Morey et al.,
2009).
In sum, there is evidence to support the efficacy of telephone-
based interventions at postintervention in promoting PA among
cancer survivors. However, these PA interventions did not
involve
HCPs and a majority did not assess PA outcomes in the long-
term.
In this study, we used a telephone counseling program whose
efficacy had been previously tested among breast cancer
patients
(Pinto, Frierson, Rabin, Trunzo, & Marcus, 2005) to extend the
HCP advice. The comparison group also received HCP advice
and
telephone calls to control for contact as a more conservative test
of
the intervention. In addition, final assessment of outcomes oc-
curred 6 months after all intervention contact ended.
The primary purpose of this study was to examine the effects of
HCP advice to become physically active plus Telephone
Counsel-
ing (Intervention) versus HCP advice plus Contact Control
(Con-
trol) on self-reported minutes of PA (leisure and occupational
activity) of at least moderate-intensity at 3 months among
women
who had completed breast cancer treatment. We hypothesized
that
extending brief HCP advice by providing telephone counseling
specific to PA would produce stronger increases in PA at 3
months
than telephone contact of the same frequency that provided
health
monitoring. Secondary aims included examining maintenance of
intervention effects on PA at 6 and 12 months. We also
hypothe-
sized that the increased PA among intervention participants
would
maintain over time. Other goals included examining
intervention
effects on the proportion of participants who met PA guidelines
and on participants’ motivational readiness for PA at 3 months,
6
months, and 12 months. We hypothesized that a larger
proportion
of intervention participants would meet PA guidelines, and that
the
intervention group would progress further in motivational readi-
ness for PA. Finally, we sought to examine intervention effects
on
self-reported physical functioning and fatigue at follow-up. We
hypothesized that the intervention group would report improved
physical functioning and reduced fatigue at follow-ups
compared
with the control group.
Methods
Design
We conducted a randomized trial offering all participants HCP
advice for PA and then compared: (a) 12 weeks of additional
Telephone Counseling, and (b) Contact Control. Assessments
were
conducted at baseline, posttreatment (3 months), at 6 months
and
12 months. Institutional Review Boards at the Miriam Hospital
and
Women and Infants Hospital approved the study. The study was
conducted in accordance with the Helsinki Declaration from
2004 –2009.
Recruitment
Participants were recruited by informational letters sent by
oncologists and surgeons to their patients, and by in-person re-
cruitment at a hospital-based oncology clinic. HCPs were asked
to
review their nonurgent follow-up care schedules and to identify
women who had completed breast cancer treatment, had no
current
evidence of disease, and were expected to live � 12 months.
Letters were mailed to these patients approximately three
months
before their next visit. If patients were interested in the study,
they
were asked to contact the study staff who conducted an
eligibility
screen by telephone. Eligibility criteria: 1) female aged � 18
years, 2) completed primary and adjuvant treatment for breast
cancer (patients on hormone treatment such as Tamoxifen were
eligible), 3) � 5 years since treatment completion, 4) able to
read
and speak English, 5) provided consent for medical chart
review,
6) able to walk unassisted, 7) were relatively inactive (�30 min/
week of vigorous-intensity exercise or �90 min/week of
moderate-intensity exercise), and 8) had access to a telephone.
Participants were excluded if they had a prior history of cancer
or
if they had a medical or current psychiatric illness (e.g., cardio-
vascular disease, diabetes) that could hinder compliance with
the
study protocol.
We completed 351 initial telephone screens to determine study
eligibility (see Figure 1). Of those screened, 192 (54.7% of
phone
screens, 71% of eligible respondents) were eligible, interested,
and
eventually randomized. The study was designed to have 80%
power to detect a between-groups difference in change scores of
0.35 SD units at the 5% level of significance, based on cross-
sectional comparisons at 3 months. Due to recruitment
difficulties,
the study goal of 300 based on N � 125/group at 3 months
(starting from N � 150/group at baseline) could not be met
within
the time available. Based on 83 control and 88 intervention par-
ticipants with valid 7-day physical activity recall (PAR)
measures
at 3 months (see Figure 1), the minimum detectable between-
groups difference in change scores rose to 0.42 SD units. Given
the
observed 3-month change-score SD of 106 min/week, this trans-
lates to a 45-min difference in 3-month change scores, before
taking into account the additional power offered by the repeated
measures design.
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617PHYSICAL ACTIVITY INTERVENTION
Procedure
After providing informed consent, participants obtained medical
clearance from their oncologist. All participants received PA
ad-
vice from an oncologist/surgeon during a clinic visit (n � 100)
or
advice documented in a letter (n � 92) after they were referred
for
study participation during a clinic visit. After receiving HCP
advice, they were randomly assigned to the two study arms
using
a centrally administered randomization procedure that stratified
on
prior chemotherapy status (yes/no) and PA level (participants
classified as active vs. not based on a PA threshold of 30 min/
week). HCPs and staff conducting the assessments were blinded
to
participants’ group assignments. Participants and intervention
co-
ordinators were not blinded to group assignments.
HCP Advice
Oncologists and surgeons (n � 14, 29% women, mean years in
practice � 15.6, SD � 8.9, mean age � 50.8, SD � 9.6) at three
local hospitals and two private practices who were invited to
participate in the study received training (15–30 min) in
providing
brief PA advice (�5 min). The brief motivational counseling
protocol was derived from the 5As counseling strategy (address
the agenda, assess, advise, assist and arrange follow-up) used
previously for training physicians (Goldstein et al., 1999; Pinto,
Goldstein, Ashba, Sciamanna, & Jette, 2005). The HCP’s role
was
to provide patients a brief message about PA benefits,
recommend
30 min of moderate-intensity PA on most days of the week, and
arrange for follow-up with study staff.
Participants who were recruited via informational letters re-
ceived HCP advice at the next regularly scheduled clinic visit.
At
this visit, providers were cued by prompts placed on patients’
charts to deliver PA advice. Documentation of message delivery
was recorded on the chart prompt. Providers were allowed to
drop
patients from the study if the goal of moderate-intensity PA
would
be unsafe for the patient. After completing the clinic visit, each
participant was met by research staff, the chart prompt was col-
lected and her randomization status was determined. For partici-
pants recruited on-site (n � 92), HCPs recommended the study
to
patients seen in clinic. If interested, eligible and enrolled in the
study, the participant was given a letter from her HCP
document-
Initial phone screen for eligibility, n=351
Ineligible: 23.1% (n=81)
Too active=36
Medical issues=16
>10 years postdiagnosis=2
Ongoing psychological issues=3
No English fluency=2
Not able to exercise= 3
Enrolled in another study=6
HCP not participating=1
Other=12
Eligible at phone screen: 76.9% (n=270)
Eligible and randomized: 71.1% (n=192)
Not randomized: 28.9% (n=78)
No interest=18, Too busy=18
Lost contact=8, Family issues=5
Medical issues=4, Other reason=11
Reason unknown=14
TC Group (n=106) CC Group (n=86)
12-week PA Counseling 12-week Contact
Post-treatment assessment: 83.9% (n=89)
Attrition=17 (Lost contact=8, family issues=4,
cancer=2, no interest=2, too busy=1)
Primary outcome analyzed: 83.0% (n=88)
Post-treatment assessment: 97.6% (n=84)
Attrition=2 (Lost contact=2)
Primary outcome analyzed: 96.5% (n=83)
Monthly PA calls for 3 months
Monthly calls for 3 months
Oncology HCP advice
(in-person or by letter)
Assessment at 6 months: 81.1% (n=86)
Attrition=3 (Lost contact=1, family issues=1, no interest=1)
Primary outcome analyzed: 80.2% (n=85)
Assessment at 6 months: 93.0% (n=80)
Attrition=4 (No interest=2, too busy=1, surgery=1)
Primary outcome analyzed: 89.5% (n=77)
Assessment at 12 months: 79.2% (n=84)
Attrition=2 (Lost contact=1, cancer=1)
Primary outcome analyzed: 77.4% (n=82)
Assessment at 12 months: 90.6% (n=78)
Attrition=2 (too busy=1, death=1)
Primary outcome analyzed: 88.4% (n=76)
Figure 1. Flow diagram of participant recruitment,
randomization, and retention.
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618 PINTO, PAPANDONATOS, AND GOLDSTEIN
ing “brief advice” elements (advise, assist and arrange follow-
up/
referral to study staff) and randomized. Advice documented in a
letter was used to reduce delays in study enrollment since the
next
clinic visit may have been more than 3 months later.
HCP Advice Plus Telephone Counseling (Intervention)
These participants received in-person instructions on how to
exercise at a moderate-intensity level, monitor heart rate, and
how
to warm up before and cool down after PA. They were given
home
logs to monitor PA participation and a pedometer (Digiwalker,
Yamax Corporation, Tokyo, Japan). The intervention was
individ-
ualized to the participant’s baseline PA (and motivational readi-
ness) such that, inactive participants were encouraged to be
phys-
ically active for at least 10 min on at least 2 days/week (these
goals
were higher for those who were physically active at baseline),
and the
goals were gradually increased over the 12 weeks to 30 min/day
on at
least 5 days/week (U.S. Department of Health and Human
Services,
1996). For participants who reported some level of PA at
baseline, the
exercise goals negotiated by the interventionist were higher.
Hence,
starting points and rates of PA progression varied across
participants
because these were individualized to increase the motivation
and
confidence of the participants. The counseling promoted
moderate-
intensity aerobic PA at 55– 65% maximum heart rate such as
brisk
walking, biking, or swimming.
Each participant received eight telephone calls over 12 weeks
(weekly for 4 weeks, biweekly for 8 weeks) from Intervention
Coordinators to support PA adoption. Counseling was based on
the
Transtheoretical Model and Social Cognitive Theory (Bandura,
1986; Prochaska & DiClemente, 1983), and it was tailored to
each
participant’s motivational readiness (Marcus & Simkin, 1993).
The counseling focused on strengthening self-efficacy for PA,
and
it trained participants in techniques such as self-monitoring of
PA,
setting PA goals, and planning for exercise. Cognitive processes
of
change were emphasized for participants in Contemplation, and
behavioral processes were emphasized for those in Preparation
(Marcus & Simkin, 1993). Specific components from
motivational
interviewing (conviction of the importance of PA to cancer
recov-
ery and confidence in becoming/staying active) were also
assessed
during the calls.
The PA counseling followed a structured format covering the
following topics: assessment of the past week’s PA (and
motiva-
tional readiness), assessment of health problems, exploration of
barriers to PA, assessment of the participant’s conviction of the
importance of PA, negotiation of PA goals for the following
week(s), assessment of the participant’s confidence in achieving
the goals, and review of the tip-sheets that were sent to the
participant. If participants reported physical symptoms such as
chest pain, they were referred to their physician for clearance to
resume study participation.
Participants were mailed a PA and a cancer survivorship
tip-sheet on topics such as body image, each week over the
12-week intervention. Finally, a letter summarizing the partic-
ipant’s progress was sent to her at weeks 2, 4, 8, and 12. After
the 3-month assessments were completed, monthly phone calls
over the next 3 months were provided to reinforce regular PA
and prevent lapses.
HCP Advice Plus Contact Control Group (Control)
These participants received eight calls over 12 weeks (weekly
for 4 weeks, biweekly for 8 weeks) during which the Symptom
Questionnaire (Winningham, 1993) was administered to monitor
problems such as headaches. Interventionists were trained not to
discuss PA with this group. If the participants reported PA, the
interventionist listened but did not provide any counseling
related
to PA. The goal was to match contact frequency with the inter-
vention group, with no attempt made to match call duration
across
groups. In addition, participants received cancer survivorship
tip-
sheets. After the 3-month assessment, they also received
monthly
phone calls for 3 months, during which the Symptom Question-
naire was administered.
Intervention Delivery
All telephone calls to study participants were audio-taped, and
25% of these tapes were randomly selected for review by the
principal investigator and a co-investigator to ensure fidelity to
protocol. In addition, participant issues were discussed during
weekly staff meetings.
Measures
Disease and treatment variables (from medical records) and
demographic information were obtained at baseline. At baseline
and subsequent assessments, body weight and height were mea-
sured. Participants received small incentives (e.g., $10 gift
cards)
for completing the assessments which included:
Seven-Day Physical Activity Recall (7-day PAR;Blair et al,
1985). This interviewer-administered measure (Sallis et al.,
1985; Sarkin, Campbell, & Gross, 1997) assesses hours spent in
sleep as well as moderate, hard, and very hard activity (leisure
and
occupational) over the past week. We were interested in the
weekly minutes of at least moderate-intensity PA, which we
ana-
lyzed as a continuous outcome (primary outcome) and as a
dichot-
omous indicator of whether participants met recommendations
(U.S. Department of Health and Human Services, 1996) of at
least
150 min/week of moderate-intensity PA.
Stage of Motivational Readiness for PA (Marcus, Rossi,
Selby, Niaura, & Abrams, 1992). This reliable and valid mea-
sure assesses an individual’s motivational readiness for PA
(Mar-
cus & Simkin, 1993). It classifies individuals into one of five
stages: precontemplation (individuals who do no PA and do not
intend to start), contemplation (those who do not participate in
PA
but intend to start), preparation (those who participate in some
PA
but not regularly), action (those who currently participate in
reg-
ular activity, but have done so for less than 6 months), and
maintenance (those who have participated in regular PA for 6
months or longer). For the purposes of this study, regular PA
was
defined as at least 30 min of moderate-intensity exercise on � 5
times per week. Since movement into Action/Maintenance has
been significantly associated with fitness improvements
(Marcus
& Simkin, 1993), we modeled motivational readiness as
dichoto-
mous, contrasting those who successfully transitioned into
Action/
Maintenance with those that did not.
MOS 36-Item Short Form Health Survey (SF-36; McHor-
ney, Ware, & Raczek, 1993; Ware & Sherbourne, 1992). This
assesses eight health concepts (e.g., physical functioning,
bodily
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619PHYSICAL ACTIVITY INTERVENTION
pain). We used the Physical Functioning subscale (PF), as
cancer
survivors who adopted exercise have shown improvements on
this
subscale (Pinto, Trunzo, Reiss, & Shiu, 2002). This measure
yields
a continuous variable that ranges from a low score of 0
(limitations
in physical activities) to a high score of 100 (no limitations).
Functional Assessment of Cancer Therapy Scale-Fatigue
(FACT-F). This 13-item scale is a brief, reliable, and valid
measure of the physical and functional effects of fatigue. It has
strong internal consistency, and it shows a significant positive
relationship with other measures of fatigue (Yellen, Cella, Web-
ster, Blendowski, & Kaplan, 1997). Scores on this measure
range
from 6 (high fatigue) to 52 (low fatigue).
Analyses
T tests for continuous variables and �2 tests for categorical
variables were used to examine the success of the randomization
procedure in balancing participants’ characteristics, including
baseline values of the outcomes of interest (see Table 1).
Similar
analyses were used to compare retained participants versus
drop-
outs.
Longitudinal trajectory modeling of continuous outcomes was
conducted using Linear Mixed Effects (LME) models, as imple-
mented in Splus 8.2 (Insightful Corporation, 2007). Mean
change
scores from baseline were adjusted for baseline values of each
outcome, and they were calculated separately by treatment
group
at each follow-up. Any variables showing significant between-
groups differences at baseline were also included as potential
confounders. Subject-specific random intercepts were used to
ac-
commodate within-subject correlation across time.
Of note, LME models employ likelihood-based estimation pro-
cedures that use all available data to produce consistent
estimates
of the regression coefficients (Daniels & Hogan, 2008; Little &
Rubin, 2002). Although they remain sensitive to drop out
patterns
that depend on the missing outcome itself, they are superior to
completers-only analyses or intention-to-treat approaches that
as-
sign a prespecified score to the missing data.
Longitudinal binary outcomes were analyzed using Generalized
Estimating Equation (GEE) methodology, as implemented in the
Correlated Data Library of Splus 8.2 (Insightful Corporation,
2007). Logistic regression models with a working independence
correlation matrix were used to estimate the effect of baseline
PA
levels and study arm on the odds of meeting or exceeding PA
guidelines at each follow-up (U.S. Department of Health and
Human Services, 1996, 2008). A similar GEE procedure was
used
to analyze movement into Action/Maintenance by study arm,
controlling for stage of change at baseline (Contemplation vs.
Preparation).
Results
Sample Characteristics
As seen in Table 1, 192 women (mean age � 60.0 years, SD �
9.9, mean time since diagnosis � 2.9 years, SD � 2.1) were
assigned to either intervention (n � 86) or control (n � 106),
using
a stratified randomization scheme. Overall, 22 intervention and
eight control participants withdrew or were dropped from the
trial
(see Figure 1). Attrition in the control group was consistently
low
across time, whereas the intervention group experienced higher
dropout at 3 months (n � 17), and limited losses thereafter.
Within-group comparisons in the intervention arm, in terms of
baseline characteristics, showed that 26% of dropouts had a
mas-
tectomy at 3 months versus 12% of retained participants (p �
.1).
Two participants sustained minor injuries related to falling off a
treadmill, and one died during the trial for reasons unrelated to
study participation.
Analyses revealed no statistically significant between-groups
differences on demographic variables or outcomes at baseline.
However, intervention versus control differences in
chemotherapy
rates (55% vs. 66%) and full-time employment (FTE) status
(55%
vs. 47%) were deemed meaningful enough to warrant further
examination of these variables as potential confounders of the
treatment-outcome relationship. Results suggested that
chemother-
apy did not affect any outcome of interest. However, FTE status
affected all outcomes other than fatigue, at least during the 12-
week intervention period. Therefore, longitudinal trajectories of
study participants were adjusted not only for baseline values of
each outcome, but also for FTE status, where warranted.
PA Outcomes
Seven-day PAR. Intervention participants outperformed con-
trol participants by about 30 min/week of at least moderate
inten-
sity PA at both 3 months (p � .048) and 6 months (p � .032),
but
this beneficial telephone counseling effect dissipated at 12
months
(p � .574). For illustrative purposes, we also included in Table
2
covariate-adjusted intervention and control change score
trajecto-
ries for a reference group of participants not in FTE with
baseline
PA levels set at the overall sample mean (45 min/week). These
can
be combined with the reported baseline PA and FTE effects to
construct anticipated PA trajectories for any study participant of
interest. For every additional hour by which a participant’s
base-
line PA level exceeded the sample mean, anticipated PA
increases
at follow-up were reduced in both study arms by 16 min at 3
months (p � .03), 35 min at 6 months (p � .001), and 28 min at
12 months (p � .001). In addition, FTE status increased weekly
PA levels by 46 min at 3 months (p � .002), but its effect was
attenuated at both 6 months (p � …
C L I N I C A L T R I A L
Impact of a telephone-based physical activity intervention
upon exercise behaviors and fitness in cancer survivors
enrolled in a cooperative group setting
Jennifer A. Ligibel • Jeffrey Meyerhardt • John P. Pierce • Julie
Najita •
Laura Shockro • Nancy Campbell • Vicky A. Newman • Leslie
Barbier •
Eileen Hacker • Marie Wood • James Marshall • Electra Paskett
•
Charles Shapiro
Received: 5 October 2011 / Accepted: 10 November 2011 /
Published online: 24 November 2011
� Springer Science+Business Media, LLC. 2011
Abstract Observational studies demonstrate an associa-
tion between physical activity and improved outcomes in
breast and colon cancer survivors. To test these observa-
tions with a large, randomized clinical trial, an intervention
that significantly impacts physical activity in these patients
is needed. The Active After Cancer Trial (AACT) was a
multicenter pilot study evaluating the feasibility of a tele-
phone-based exercise intervention in a cooperative group
setting. Sedentary (engaging in 60 min of recreational
activity/week) breast and colorectal cancer survivors were
randomized to a telephone-based exercise intervention or
usual care control group. The intervention was delivered
through the University of California at San Diego; partic-
ipants received ten phone calls over the course of the
16-week intervention. All participants underwent assess-
ment of physical activity, fitness, physical functioning,
fatigue and exercise self-efficacy at baseline and after the
16-week intervention. One hundred and twenty-one
patients were enrolled through ten Cancer and Leukemia
Group B (CALGB) institutions; 100 patients had breast
cancer and 21 had colorectal cancer. Participants random-
ized to the exercise group increased physical activity by
more than 100 versus 22% in controls (54.5 vs. 14.6 min,
P = 0.13), and experienced significant increases in fitness
(increased 6-min walk test distance by 186.9 vs. 81.9 feet,
P = 0.006) and physical functioning (7.1 vs. 2.6, P =
0.04) as compared to the control group. Breast and colo-
rectal cancer survivors enrolled in a multicenter, telephone-
based physical activity intervention increased physical
activity and experienced significant improvements in fit-
ness and physical functioning. Lifestyle intervention
research is feasible in a cooperative group setting.
Keywords Breast cancer � Exercise � Cooperative group �
Intervention � Physical functioning
Introduction
Studies suggest that lifestyle factors such as physical
activity and functional status are associated with cancer
outcomes. The Nurses’ Health Study investigators dem-
onstrated that women with early-stage breast cancer who
engaged in more than 9 MET-hours/week of physical
activity, equivalent to walking at an average pace for 3 h/
week, had a 50% lower risk of breast cancer recurrence,
breast cancer death and all cause mortality than women
who were inactive [1]. Subsequent to this report, several
additional large prospective cohort studies, encompassing
more than 15,000 patients with early-stage breast cancer,
have demonstrated that women who are physically active
J. A. Ligibel (&) � J. Meyerhardt � J. Najita � L. Shockro �
N. Campbell
Dana-Farber Cancer Institute, 450 Brookline Ave Boston,
Boston, MA 02215, USA
e-mail: [email protected]
J. P. Pierce � V. A. Newman � L. Barbier
Moores University of California at San Diego Cancer Center,
San Diego, CA, USA
E. Hacker
University of Illinois at Chicago, Chicago, IL, USA
M. Wood
University of Vermont, Burlington, VT, USA
J. Marshall
Roswell Park Cancer Institute, Buffalo, NY, USA
E. Paskett � C. Shapiro
James Comprehensive Cancer Center at the Ohio State
University, Columbus, OH, USA
123
Breast Cancer Res Treat (2012) 132:205–213
DOI 10.1007/s10549-011-1882-7
after cancer diagnosis have a 30–50% lower risk of dis-
ease-specific and overall mortality as compared to seden-
tary patients [1–5]. Similar findings have also been
reported for individuals diagnosed with colon cancer [6–8].
Additionally, poor physical functioning, linked to seden-
tary physical activity patterns [9], has long been shown to
be associated with worse survival in patients with advanced
disease [10, 11], and recent work demonstrates a link
between poor physical functioning and decreased overall
and disease-specific survival in patients diagnosed with
early-stage cancers of the breast, head and neck, colon, and
lung [12–15].
These findings have not yet been confirmed in ran-
domized trials. Many small, mostly single-institution,
studies have demonstrated that physical activity interven-
tions are safe in breast cancer patients, and that participa-
tion in an exercise intervention leads to improvements in
physical functioning, fitness, quality of life, and other end
points [16, 17]. However, there have been no randomized
trials looking at the impact of physical activity on disease
outcomes, and the single-institution trials performed to date
do not provide an adequate foundation for the design of a
large-scale trial.
The Active After Cancer Trial (NCT00548236) was
designed to evaluate the feasibility of conducting a tele-
phone-based exercise intervention study in a cooperative
group setting. The study’s primary endpoint was change in
minutes of weekly physical activity. Secondary outcomes
included change in physical functioning, fitness, anthro-
pometric measures, and quality of life.
Methods
Study population
Participants were recruited from medical oncology clinics
at ten Cancer and Leukemia Group B (CALGB) institu-
tions, including both academic institutions and community
practices, between November 2007 and November 2009.
Eligibility criteria included histological evidence of
stage I–III invasive breast, colon or rectal cancer; com-
pletion of all surgery, chemotherapy, and/or radiation
therapy between 2 and 36 months prior to enrollment
(adjuvant hormonal therapy and trastuzumab were
allowed); BMI B 47 kg/m
2
; and baseline participation in
B60 min of physical activity per week. Baseline exercise
was assessed via the Leisure Score Index (LSI) of the
Godin Leisure-Time Exercise Questionnaire (modified to
include activity duration). Patients were excluded if they
had evidence of persistent or recurrent cancer, other
malignancy, uncontrolled heart disease or other contrain-
dications to exercise.
Medical clearance was obtained from potential partici-
pants’ medical oncologists or primary care providers. The
study was approved by the Institutional Review Board at
the Dana-Farber Cancer Institute and at each of the par-
ticipating sites. Informed consent was obtained from all
participants prior to enrollment.
Study design
After enrollment, participants were randomized 1:1 to an
exercise intervention group or usual care control group.
The intervention group participated in a 16-week tele-
phone-based exercise intervention. The control group
received routine care for 16 weeks and was then offered a
telephone consultation with an exercise trainer at the end of
the control period. Subjects were stratified by type of
malignancy (breast vs. colon/rectal) and gender at the time
of study entry. Assessment of weekly minutes of physical
activity, fitness, anthropometric measures, quality of life,
physical functioning, and fatigue was performed at baseline
and after the completion of the 16-week study period.
Assessment of physical activity was conducted centrally,
and all other study measures were collected at the partic-
ipating sites. Changes in these measures over time were
compared between participants randomized to the exercise
and control groups.
Exercise intervention
Social cognitive theory and client-centered counseling
techniques [18] were used in a telephone-based interven-
tion to motivate participants to increase physical activity.
The intervention consisted of 10–11 semi-structured phone
calls over the 16-week intervention period. Calls were
delivered by behavioral counselors from a Shared Resource
at the Moores UC San Diego Cancer Center. Call duration
was 30–45 min; calls were more frequent during the early
period of the change attempt and became less frequent over
time [19]. Initial calls focused on goal setting and perfor-
mance assessment so as to build self-efficacy for exercise
behaviors, while later calls concentrated upon the adequacy
of plans for relapse prevention. Each call reviewed per-
formance on the behaviors previously discussed and
encouraged the participant to keep using self-regulatory
skills to achieve change. The telephone calls were sup-
plemented by a Participant Workbook, which included
additional information regarding the importance of exer-
cise in cancer populations, guidelines for exercise safety,
and journal pages to track weekly exercise.
The weekly exercise target was performance of at least
180 min of moderate-intensity physical activity, based on
the results of observational studies demonstrating better
survival in patients with early-stage breast and colorectal
206 Breast Cancer Res Treat (2012) 132:205–213
123
cancer who engaged in 3–5 h of moderate activity per
week [1–3, 6, 7]. Participants were allowed to choose their
own form of exercise, as long as it involved moderate to
strenuous activity (as defined in Ainsworth’s Compendium
of Physical Activities [20]). Participants were provided
with a pedometer (New Lifestyle Digi-Walker) and asked
to wear this daily. Instructions for using the pedometer
were included in the Participant Workbook and were
reviewed during the first counseling session. Participants
were asked to record the number of minutes of exercise
they performed and steps they completed each day in
journals, which were reviewed during the telephone
counseling calls.
Quality assurance
The UCSD Cancer Prevention Program counselors com-
plete an intensive 80-h program providing training in
conducting physical activity and dietary assessments, the
principles and practice of client-centered counseling, and
use of computer-based structured counseling protocols.
Counselors practice extensive role-playing before con-
ducting their first counseling session. To ensure the fidelity
of the intervention, the counselors used a computer-assisted
program that provided them with scripted questions that
required them to enter respondent answers at each point.
These scripted calls were contained within a detailed
relational database that provided the call schedule, range
checks on keyed responses, and management reports.
Measurements
Demographic data and disease and treatment information
were collected at the time of participant enrollment. The
study’s primary outcome was change in minutes of weekly
physical activity over the course of the 16-week study
period. Physical activity was measured with the 7-Day
Physical Activity Recall (7-Day PAR) Interview, an
instrument that provides information regarding the duration
and intensity of physical activity performed. The 7-Day
PAR has been widely used to quantify physical activity
levels in a variety of epidemiologic and interventional
studies [21–23] and has been demonstrated to correlate
with changes in VO2 max, body composition [21, 24, 25],
and activity patterns generated through direct observation
or activity monitors [25, 26]. 7-Day PAR interviews were
conducted over the telephone by a blinded member of the
study staff at the Dana-Farber Cancer Institute. Weekly
minutes of physical activity and weekly metabolic task
equivalent-hours (MET-hours) of activity were recorded at
baseline and at week 16 for all study participants.
Participants also underwent a series of anthropometric,
fitness, and quality of life measurements at both time points.
Measurements were conducted by study staff at participating
institutions. Body weight and height were measured with
participants wearing street clothes and no shoes. These data
were used to calculate Body Mass Index (BMI) using the
formula BMI = weight (kg)/height (m)
2
. Waist circumfer-
ence was measured at the bending line, and hip measurement
was recorded at the point of maximum girth.
Fitness was assessed through the 6-Minute Walk Test
(6MWT), an objective evaluation of functional exercise
capacity that has been shown to be highly correlated with
the 12 Minute Walk Test [27] (from which it was derived)
and with cycle ergometer and treadmill based exercise tests
[28]. The 6MWT measures the distance an individual
walks on a level, indoor surface in 6 min. Given space
limitations, each participating site was provided with a stop
watch and 100 foot tape measure. Investigators identified a
stretch of hallway at least 50 feet in length, and participants
walked back and forth along the tape measure for 6 min.
Quality of life (QOL) and physical functioning were
assessed with the European Organization for Research and
Training, Quality of Life Questionnaire—Core 30, Version
3.0 (EORTC QLQ-C30). The EORTC QLQ-C30 is a well-
established instrument in cancer clinical trials, and the
psychometric properties have been previously reported [29,
30]. This 30-item instrument consists of five functional
scales (including physical functioning), a global QOL/
health status scale, three multi-item symptom scales, and a
number of single-item questions. Items on the multi-item
subscales are averaged and then converted to a scale with a
range of 0 to 100. Higher scores on the five functional
scales and the global QOL/health status scale represent a
higher level of functioning. Higher scores on the symptom
scales and the single-item questions indicate a higher
degree of symptomatology, and thus a poorer QOL.
Fatigue was assessed with the FACIT Fatigue Scale, a
validated 13-item scale designed to assess fatigue in terms of
its intensity and interference with performing everyday
functions [31, 32]. Exercise readiness was assessed with the
Physical Activity Self-Efficacy Questionnaire developed by
Marcus et al. [33], a five-item scale that rates participants’
confidence regarding their ability to be physically active in
various situations.
Statistical analysis
The study’s primary endpoint was change in minutes of
self-reported physical activity, as measured by the 7-Day
PAR. With a sample size of 120 patients, we had more than
80% power to detect a difference of 75 min of activity per
week (change in minutes per week of 165 vs. 90) between
the arms using a 2-sided 0.05 level Wilcoxon rank-sum
test. This was based on the following assumptions: both
groups would engage in 60 min of moderate-vigorous
Breast Cancer Res Treat (2012) 132:205–213 207
123
activity per week at baseline, the control group would
increase activity to 90 min/week over the study period
given a potential increase in activity after the completion of
adjuvant therapy, a standard deviation (SD) of 120 min/
week [34] and a drop out rate of 20% [35, 36].
Analyses for the changes in minutes of weekly activity,
fitness, anthropometric measurements and QOL outcomes
included participants for whom both baseline and week 16
measurements were available. Change scores were not
imputed for patients who had data missing at either time
point and these patients were excluded from the analysis
(n = 22). The arms were compared using a Wilcoxon rank-
sum test or two-sample t tests, after inspection of histo-
grams to assess distributional assumptions, accounting for
unequal variances with Satterthwaite’s method. Pearson
correlation coefficients were used to describe the relation-
ship between change in weekly activity and measures of
physical function, pain, fatigue, and QOL.
Descriptive statistics were used to summarize minutes of
weekly activity and number of daily steps recorded in
weekly exercise journals by women randomized to the
exercise intervention. For each participant with at least
8 weeks of recorded data, an average number of minutes of
weekly physical activity and an average number of steps
were calculated. These values were then averaged across
all evaluable participants, resulting in an average number
of minutes of exercise and an average number of steps
performed per week.
Analyses for the changes in minutes of weekly activity,
fitness, anthropometric measurements and QOL outcomes
were repeated with data from the breast cancer cohort only.
As these data were similar to the data from the combined
cohort, all analyses reported included all evaluable study
participants.
Results
One hundred and twenty-one participants enrolled in the
protocol, 100 patients with breast cancer and 21 patients
with colorectal cancer (see Consort Diagram in Fig. 1).
Baseline data are available for 121 participants. Baseline
Assessed for eligibility
(n=237) Excluded (n=116)
Not meeting inclusion criteria
(n= 72)
Refused to participate
(n=40)
Other reasons
(n=4; out of state)
Analyzed (n=51)
Excluded from analysis (n= 0)
Lost to follow-up (n= 5)
Give reasons: Did not return study
staff’s phone calls (5)
Discontinued participation (n=4)
Give reasons: withdrew upon
assignment to control group (1);
withdrew consent (2); disease recurrence
(1)
Allocated to control
(n= 60)
Participated in control
(n=51)
Did not participate in control
(n=9)
Lost to follow-up (n=6)
Give reasons: Did not return study staff’s
phone calls (6)
Discontinued intervention (n= 7)
Give reasons: withdrew consent (4),
disease recurrence (2), removed due to
medical reason (1)
Allocated to intervention
(n=61)
Received allocated intervention
(n=48)
Did not receive allocated intervention
(n=13)
Analyzed (n=48)
Excluded from analysis (n= 0)
Allocation
Analysis
Follow-Up
Enrollment: 121
Randomization
Fig. 1 Consort Diagram
208 Breast Cancer Res Treat (2012) 132:205–213
123
characteristics were distributed similarly in the exercise
and control groups (Table 1). The majority of the partici-
pants were women, had breast cancer and were treated with
chemotherapy, surgery, radiation, and hormonal therapy.
Mean age was 54 and mean BMI 30.9 kg/m
2
. Twenty-two
patients withdrew consent and/or did not complete the
study (Fig. 1). There were no significant differences in
demographic, disease or treatment variables between
patients who completed the protocol and those who drop-
ped out (data not shown).
Exercise intervention
Sixty-one participants were randomized to the exercise
intervention. Although 13 participants ultimately did not
complete the intervention, at least partial exercise data were
available for all participants. Participants attended a median
of nine calls (range 0–11). For patients who completed the
16-week intervention, the range of calls delivered was 7–11.
Forty-one of the 61 participants randomized to the exercise
intervention completed at least 8 weekly exercise journals
during the 16-week intervention period. Compliance with
pedometer use was good, with 30 of the 61 participants
randomized to the intervention group reporting daily steps
for greater than 90% of days during the 16-week interven-
tion periods, and an additional nine patients reporting data
for more than 50% of days. Participants reported a mean of
153.6 (SD 74.6) min of moderate or strenuous exercise per
week and a mean of 7392 (SD 1619) steps per day.
Physical activity, physical functioning, and fitness
Physical activity behaviors were assessed in all study
participants with the 7-Day Physical Activity Recall
Interview, physical functioning was assessed with the
EORTC QLQ C30, and fitness was assessed with the
6-Minute Walk Test. Baseline and week-16 physical
activity and physical functioning data were available for 99
patients; fitness data at both time points were available for
97 patients. At baseline, both groups were relatively inac-
tive (Table 2); control participants reported a median of
65.7 min of moderate or strenuous exercise per week on
the 7-Day PAR and intervention participants 44.9 min
(P = 0.12). Over the 16-week study period, the interven-
tion group increased activity by 121% or 54.5 (±142.0)
min versus 22% or 14.6 (±117.0) min in control patients
(P = 0.13). MET-hours/week also increased by a non-
significant amount in intervention participants versus con-
trols (3.0 ± 8.2 vs. 1.0 ± 7.6, P = 0.23).
Participants randomized to the intervention group sig-
nificantly increased fitness and physical functioning over
the course of the 16-week study period compared to con-
trols (Table 2). Intervention participants increased the
distance they walked over 6 min by 186.9 (±215.1) feet
versus 81.9 (±135.2) feet in control participants (P =
0.006). Intervention participants also experienced a sig-
nificant improvement in self-reported physical functioning
Table 1 Baseline and treatment characteristics
Exercise
(N = 61)
Control
(N = 60)
Age (±SD) 53.1 (10.8) 55.5 (10.6)
BMI (kg/m
2
) 31.2 (6.2) 30.6 (5.3)
Cancer type
Breast 50 (82%) 50 (83%)
Colon 9 (15%) 8 (13%)
Rectal 2 (3%) 2 (3%)
Sex
Female 56 (92%) 56 (93%)
Male 5 (8%) 4 (7%)
Race
White 56 (92%) 55 (92%)
Black 4 (7%) 5 (8%)
Asian 1 (2%) 0 (0%)
Highest level of education
Some/no high school 1 (2%) 3 (5%)
High school graduate 11 (18%) 6 (10%)
Technology school/some college 16 (26%) 20 (33%)
College graduate/advanced degree 33 (54%) 31 (52%)
Employment status
Working full time 22 (36%) 25 (42%)
Working part time 11 (18%) 11 (18%)
Homemaker 6 (10%) 4 (7%)
Retired 7 (11%) 13 (22%)
Disabled 3 (5%) 3 (5%)
Unemployed 4 (7%) 2 (3%)
Other 8 (13%) 2 (3%)
Tumor stage
Stage I 20 (33%) 21 (35%)
Stage II 19 (31%) 23 (38%)
Stage III 22 (16%) 16 (27%)
Surgery for primary tumor
Breast (n = 100)
Mastectomy 25 (50%) 26 (52%)
Lumpectomy 25 (50%) 24 (48%)
Colon (n = 21)
Partial colectomy 4 (36%) 7 (70%)
Low anterior resection 5 (45%) 0 (0%)
Colostomy 2 (18%) 2 (20%)
Chemotherapy 47 (77%) 43 (72%)
Radiation 42 (69%) 33 (55%)
Hormonal therapy (Breast Cancer) 31 (62%) 36 (72%)
Breast Cancer Res Treat (2012) 132:205–213 209
123
as compared to controls (change of 7.1 ± 11.4 points vs.
2.6 ± 10.2 points on the EORTC QLQ C30 physical
functioning subscale, P = 0.04) (Table 2).
Quality of life and fatigue
Participants completed quality of life, fatigue, and exercise
self-efficacy questionnaires at baseline and 16 weeks
(Table 3). At baseline, participants in both groups reported
good overall quality of life, and moderate levels of fatigue
and exercise self-efficacy. Participants in the intervention
group reported trends toward improvement in QOL
(4.3 ± 16.0 vs. -1.5 ± 18.8, P = 0.10) and exercise self-
efficacy (0.1 ± 1.0 vs. -0.3 ± 1.0, P = 0.06) as com-
pared with controls. There were no significant differences
in change scores for fatigue or other QOL subscales
between groups.
Physical measurements
Baseline and week-16 anthropometric data were available
for 99 participants (Table 4). At baseline, participants on
average weighed about 83 kg and had a BMI slightly less
than 31 kg/m
2
. There were no significant changes in
anthropometric measures over the course of the study in
either group.
Discussion
Our study tested the ability of a telephone-based physical
activity intervention to increase weekly physical activity
and improve physical functioning and fitness in 121 sed-
entary breast and colorectal survivors recruited from ten
CALGB institutions. The intervention led to statistically
significant and clinically meaningful improvements in
Table 2 Physical activity behaviors, fitness, and physical
functioning at baseline and change over 16 weeks
Baseline Change over 16 weeks
Exercise (n = 48) Control (n = 51) P Exercise (n = 48) Control
(n = 51) P
Physical activity (min/week)
a
44.9 ± 58.5 65.7 ± 84.1 0.12 54.5 ± 142.0 14.6 ± 117.2 0.13
MET-hours/week
b
2.7 ± 3.6 4.0 ± 5.0 0.10 3.0 ± 8.2 1.0 ± 7.6 0.23
6-Minute Walk Test (feet) 1431.9 ± 309.1 1495.2 ± 246.3 0.22
186.9 ± 215.1 81.9 ± 135.2 0.006
Physical functioning (EORTC QLQ C-30) 82.8 ± 17.8 85.8 ±
11.9 0.29 7.1 ± 11.4 2.6 ± 10.2 0.04
All data are presented as means ± SD
a
As measured by the 7-Day Physical Activity Recall
Table 3 Baseline and change data for quality of life, fatigue,
and related outcomes
Baseline Change over 16 weeks
Exercise (n = 48) Control (n = 51) P Exercise (n = 48) Control
(n = 51) P
EORTC QLQ C-30
Global QOL 67.1 ± 20.2 71.8 ± 18.3 0.18 4.3 ± 16.0 -1.5 ± 18.8
0.10
Pain 19.7 ± 24.6 21.9 ± 24.1 0.61 -4.9 ± 17.5 -2.6 ± 27.4 0.63
Insomnia 32.8 ± 29.5 35.0 ± 29.7 0.68 -2.1 ± 30.3 -8.5 ± 29.7
0.29
FACIT fatigue scale 36.9 ± 10.9 38.6 ± 8.5 0.34 4.4 ± 8.4 2.5 ±
6.8 0.23
Exercise self-efficacy scale 2.8 ± 1.0 2.9 ± 1.0 0.32 0.1 ± 1.2 -
0.3 ± 0.8 0.06
Data are presented as means (SD)
Table 4 Physical measurements at baseline and change over 16
weeks
Baseline Change over 16 weeks
Exercise (n = 48) Control (n = 51) P Exercise (n = 48) Control
(n = 51) P
Weight (kg) 83.5 ± 18.1 82.8 ± 16.0 0.82 -0.3 ± 2.9 -0.4 ± 3.1
0.85
Waist circumference (cm) 96.7 ± 20.0 94.0 ± 16.1 0.41 1.4 ±
13.2 2.3 ± 9.4 0.70
Hip circumference (cm) 110.1 ± 19.8 112.9 ± 18.5 0.41 2.4 ±
14.6 0.8 ± 11.3 0.53
Data are presented as means (SD)
210 Breast Cancer Res Treat (2012) 132:205–213
123
fitness and functional status. At baseline, both groups
walked approximately 1,450 feet over the course of 6 min,
somewhat lower than the average of 1,820 feet for women
and 1,919 feet for men reported in trials of healthy adults
[37]. Intervention participants increased their distance on
the 6-Minute Walk Test by 186.9 feet (compared to 81.9
feet in controls, P = 0.006), a change that has been cor-
related with significant improvements in functional status
in other studies [38, 39]. Self-reported physical functioning
also improved by 7.1 points in the intervention group (vs.
2.6 in controls, P = 0.04), consistent with a clinically
meaningful improvement in functional status [40, 41].
Finally, physical activity increased by 54 min/week in the
intervention group compared to 14 min/week in the control
group (P = 0.13).
The increase in weekly minutes of physical activity seen
in our study is generally consistent with other multicenter,
distance-based lifestyle interventions. In RENEW [42],
older (age C65) survivors of breast, prostate, and colorectal
cancer randomized to a telephone-based diet and exercise
intervention increased exercise by an average of 31 min/
week more than survivors randomized to an education
control group (P  0.001). In FRESH START [34],
patients with breast or prostate cancer randomized to a
mail-based diet and exercise intervention increased weekly
physical activity by 59.3 versus 39.2 min in the education
control group (P = 0.02). Finally, in ACTION [43] breast
cancer survivors provided with pedometers, with or with-
out tailored print materials about exercise, significantly
increased self-reported physical activity versus controls
(increase of 30 min/week controls, 89 min/week pedome-
ters, and 87 min pedometer ? printed materials, P =
0.017 and P = 0.022, respectively). However, there were
no increases in daily steps in any of the four groups.
Despite the modest increase in weekly physical activity
seen in our study, intervention participants experienced
significant improvements in fitness and physical function-
ing. Emerging data suggest that physical functioning and
physical health may be related to cancer outcomes in
patients with early-stage disease. A meta-analysis of 30
trials looking at survival and health-related quality of life
showed that physical functioning was significantly related
to survival in analyses adjusted for disease stage (HR 0.94,
95% CI 0.92–0.96, P  0.001) [13]. Gupta et al. [12] also
demonstrated that women with newly diagnosed breast
cancer who had higher physical functioning scores had a
mean survival of 35.5 versus 17.8 months in patients with
lower scores (P = 0.0006). These findings could explain,
at least in part, the improved survival seen in patients who
engage in even modest levels of physical activity after
cancer diagnosis. As seen in our study and others [42],
even small increases in physical activity can lead to
significant improvements in physical functioning and
fitness.
Our study also demonstrated the feasibility of conducting
lifestyle research in a cooperative group setting. Enrollment
of 121 patients was completed over 2 years, and our attri-
tion rate of 18% is similar to other exercise intervention
studies targeting inactive cancer survivors, including those
involving in-person exercise interventions [35, 36]. Partic-
ipants received a median of 9 out of a planned 10–11 calls
during the intervention period. The data completion rate was
[98% for the 99 patients who finished the study, and sites
were uniformly successful in collecting study measures,
including the 6-Minute Walk test, a novel measure for the
majority of the …
Telephone Based Intervention 1
TELEPHONE-BASED INTERVENTION AND
IMPLEMENTATION IN CLINICAL SETTING
By
COURSE NAME
TUTOR
SCHOOL AFFILIATIONS
CITY/STATE
DATE
Telephone-Based Intervention and Implementation in Clinical
Setting
Introduction
Breast cancer treatment requires diverse approaches-
medical, conventional and psychological. The combination of
these methods yields better results. Telephone involvement is
required by these patients to support, guide and follow up the
progress of patients. Telephone-based intervention has positive
impacts on breast cancer victims in their physical activities and
treatment if implemented well in any clinical environment
(McHugh and Barlow, 2010). The support offered through
telephone is to help in patient behavior management, help the
patient emotionally and socially and also educate the caregivers
on how to manage the patient. The healthcare support provided
lies in the professional outline of the clinical guidelines.
Comment by laila al balushi: These all are definitions,
descriptions … I need interventions in PA how to carry it in
clinical.
Issues that prevent carting the PA ..
The example was clear how to make it without introduction, or
conclusion.
I just need how to implement it in clinical settings
Body
Provision of telephone support by health care givers
strictly lies within the clinical guidelines. The intervention
should be aimed accelerating the healing process of patients.
The support should lie within the set guidelines and should be
evidence-based (Guivarch and Hallegatte, 2012). The extent to
which these guidelines should be involved depends on a number
of things. First, the guidelines should lead to a measurable and
achievable telephone support exercise. Secondly, the
implementation guidelines of clinical practice should give
priority to the evidence-based practice and also take into
consideration the workability. The measures taken should
consider research findings on how effective will the guidelines
be and their effect on their use.
Breast cancer requires complex treatment procedures some
of which are scary and risky. A patient needs to be prepared
mentally prior to any of the medical procedures. Telephone
intervention can be used to educate and encourage the patient.
Breast cancer patients need to be stable free from all stress. The
patients require preoccupation. In stress management, physical
activities are essential. Physical activities also improve the
body's immunity.
In treating Breast cancer patients, the telephone support
should be a crucial tool in motivating the patient to do physical
activities. The telephone support should encourage the patients
to do a variety of physical activities. Considering the difficulty
of doing any physical activities by patients, the professional
taking the patient through the exercise ought to be committed.
The health care professional should then make follow-ups via
telephone. This way, the patient will feel encouraged and it will
minimize the chances of the patient skipping any physical
activity.
Counseling is not the primary treatment for breast cancer,
however, it is crucial. Research indicates that breast cancer
survival rates have increased due to the telephone counseling. It
is recommendable that the exercise is rigorous and friendly so
that not to scare the patient.to achieve the goal of providing a
rigorous telephone counseling and physical activity all the
nurses should be trained on how to counsel.
Implementation of telephone support services will require
that the nurses be trained counselors. This way nurses who are
not employed as a nurse can be employed as a breast cancer
patient counselor. Counseling is effective in the management of
breast cancer (Grol, Richard, 2010). There is evidence which
shows that 90% of patients who get counseled recover
successfully while those who do not get counseled succumb to
the disease. The nurses who counsel patients with breast cancer
should have a rich set of skills in handling the patients. These
set of skills include good listening ability, stress management
skills and good communication skills. A nurse who works as a
counselor and at the same time as a caregiver should be
encouraged and given higher wages as an incentive.
Comment by laila al balushi: What do mean by this??
confusing
To promote the care, toll-free numbers should be created
for patients to consult anytime they have a need. The patients
from the same region should be encouraged to form help groups.
The help groups can be counseled as a group and be encouraged
to do physical activities as a group. This will make the physical
activities fun. These groups should be manned by special
physical examiners. The role should be created purposely to
serve the breast cancer patients. Comment by laila al
balushi: First intervention. Good Comment by laila al
balushi: In need only for physical activity.
In the current system, there are gaps in the strategy. To
cover for these gaps a new model has to be used. This model
involves adopting a telephone-based intervention model which
can be translated and it involves more than one function. The
model will be automated and inform of an application which
reminds the patients the physical activities they have to do. The
model will be more effective than the group interventions
(Whitlock, et al 2002). The telephone-based intervention
application will contain educative and motivation messages in
form of pictures and videos. This form of the interface has more
effects than the previous one where the patient would only talk
to a nurse and follow instructions.in a more concrete way, this
will be like the telephone-based intervention counseling
application for breast cancer patients. Comment by laila al
balushi: Good as it is an intervention.
Conclusion
Breast cancer requires rigorous medical procedures of
which the patient alone cannot handle. The health providers and
caregivers to these patients must be committed to helping these
patients through the healing process. Counseling and helping
the patient to do various physical activities will help the patient
reduce the stress level and accelerate the healing process (Grim
Shaw et al, 2004) Innovative idea on how to help the cancer
patients increase their levels of physical activities should be
embraced. The designing of a patient-specific program will go a
long way in helping the patients. In various researches
conducted the telephone-based intervention counseling leads an
increase in the physical activity among patients Comment by
laila al balushi: No need for conclusion. Please I need ways to
implement telephone counselling in PA in clinical settings only.
Thanks
References
McHugh, R. Kathryn, and David H. Barlow. "The dissemination
and implementation of evidence-based psychological
treatments: a review of current efforts." American
Psychologist65, no. 2 (2010): 73.
Whitlock, E.P., Orleans, C.T., Pender, N. and Allan, J., 2002.
Evaluating primary care behavioural counselling interventions:
An evidence-based approach 1. American journal of preventive
medicine, 22(4), pp.267-284.
. Heron, Kristin E. and Joshua M. Smyth. "Ecological
momentary interventions: incorporating mobile technology into
psychosocial and health behaviour treatments." British journal
of health psychology 15, no. 1 (2010): 1-39.
Grol, Richard. "Successes and failures in the implementation of
evidence-based guidelines for clinical practice." Medical care
39, no. 8 (2001): II-46.
Grimshaw, J., R. Thomas, G. MacLennan, C. R. R. C. Fraser, C.
R. Ramsay, L. E. E. A. Vale, P. Whitty et al. "Effectiveness and
efficiency of guideline dissemination and implementation
strategies." (2004).
1  Clinical Problem  Social Anxiety is described by .docx

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1 Clinical Problem Social Anxiety is described by .docx

  • 1. 1 Clinical Problem Social Anxiety is described by The Diagnostic and Statistical Manual of the American Psychiatric Association (DSM-5) as a persistent fear of social situations where the person is exposed to people or to possible scrutiny by others and fears that he/she will display symptoms of anxiety or be perceived in a way that will be embarrassing and humiliating (American Psychiatric Association, 2013). This topic was chosen as according to Kessler et al. (2012) social anxiety is among the most common anxiety disorder affecting 13% of individuals at some stage in their lives. From experience, and according to Krysta et al. (2015) medication is the first line treatment for anxiety disorders due to accessibility. Unfortunately, for people experiencing social anxiety most medications have adverse effects
  • 2. such as increased agitation and sexual dysfunction (Rosen et al 1999) and some medication, in particular benzodiazepines are highly addictive (Lader and Kyriacou, 2016). Townend et al. (2008) report that CBT remains the psychological therapy with the widest and broadest evidence base. Beck et al (1979) define Cognitive Behavioural Therapy (CBT) as a concept where an individual’s emotions and behaviours are based on the way that they interpret the world through their cognitions. NICE (2011) (cited in Clark, 2011) recommend psychological therapies prior to medication for anxiety disorders however due to a lack of therapists in mental health services this is not the case in clinical practice which led to the rationale for the following research question. 2
  • 3. Clinical question Are psychological interventions more efficacious than pharmacological interventions to help reduce social anxiety disorder (SAD) symptoms in adults? Bragge (2010) explains that answerable clinical research questions have four essential components known as PICO. This therapy type question was developed using these components (P) Population: adults that experience social anxiety (I) Intervention: Psychological interventions (C) Comparator: Pharmacological Interventions (O) Outcome: reduction of social anxiety symptoms. Search Strategy and Outcome A systematic literature search was carried out using electronic databases which were individually accessed via Queens Online, including MEDLINE, Science Direct, PschINFO and Cochrane (see Appendix 1). Roberts and Dicenso (1999) suggest that questions in relation to interventions and their effectiveness are best answered by randomized control
  • 4. trials or based on the hierarchy of evidence, systematic reviews. BestBets.org was also accessed for evidence based synopses. The three papers the author deemed relevant to answer the clinical question above are as follows; Clark et al. (2003) Nordahl et al (2016) Davidson et al. (2004) 3 These three studies were chosen as their methodological design appeared to answer the clinical question posed. They were critically appraised using the Critical Appraisal Skills Programme (CASP UK, 2017) relevant tool as a foundation. Nadelson and Nadelson (2014) teaches that the CASP tools effectively cover the areas needed to critically appraise evidence. Initially, presumptions were made that databases would be inundated with literature on this
  • 5. topic but it became apparent that limited appropriate journals were available. On reflection, individuals with social phobia find it difficult to engage for fear of being negatively appraised (Amir et al. 2009), and therefore would find it difficult to engage with psychiatric services and clinical trials. Critical appraisal The randomized placebo-controlled trial by Clark et al. (2003) set out to compare cognitive therapy with fluoxetine in generalized social phobia. Sixty patients aged between 18 and 60 years of age with a diagnosis of generalized social phobia as per the DSM-IV criteria were randomly assigned to three arms; Cognitive therapy, Fluoxetine + self-exposure and placebo + self-exposure. The study by Clark et al. (2003) addressed a clearly focused issue as the population studied, the intervention given and the comparator are all presented in the main body of the article however, the outcomes are not clearly specified. Stanley (2007) highlights that a primary
  • 6. outcome will decide on the overall result of the study, adding that an RCT must have only one primary outcome and should be clearly defined. Stratified randomisation was carried out including two variables; gender and avoidant personality disorder and allocation concealment followed which both decrease bias and increase validity. Stratified randomization, uses random selection within each strata in an attempt to ensure that no bias, deliberate or 4 accidental, interferes with the representative nature of the patient sample (Altman & Bland 1999). Allocation to fluoxetine or placebo were double blinded, this is important as blinding seeks to reduce performance and ascertainment bias after randomization (Altman & Schulz 2001). The groups appear to have been treated equally as assessments were carried out by an independent assessor which reduces bias and therefore increases validity.
  • 7. The study provides a paragraph of the patient’s characteristics and emphasises that there were no significant differences between the arms. A table of patient characteristics and distribution to arms would have made this clearer and limit any doubt of bias. An explanation for the patients that dropped out was also provided, however, a CONSORT flow chart which would show the flow of participants through each stage of the study would have made it clearer. An intention to treat (ITT) analysis was utilised and dropouts were accounted for. ITT is a strategy for the analysis of RCT’s that compares patients in the original groups to which they were randomly assigned (Hollis & Campbell 1999). ITT analysis ensures true effects of a study by accepting that noncompliance and protocol deviations are likely to occur in actual clinical practice (Gupta, 2011). ITT analysis therefore avoids bias, as without it researchers could selectively exclude participants from the groups they were randomized to. Clark et al. (2003) reported that they employed a self-report measure developed by themselves which
  • 8. could introduce bias and would make it difficult for other researchers to replicate this study. Overall, the researchers of this study appear to have covered sufficient aspects to ensure internal validity. The randomised clinical trial by Nordahl et al. (2016) aims to evaluate whether Paroxetine (SSRI) is more effective than Cognitive therapy and whether a combination of the treatments is more effective than the single interventions in the treatment of Social Anxiety Disorder 5 (SAD) with and without avoidant personality disorder (APD). 102 participants were randomly allocated to four arms of the trial; Paroxetine, pill placebo, Cognitive therapy (CT), and a combination of Paroxetine and CT. The study by Nordahl et al. (2016) clearly addressed a focused issue as the population, intervention, comparator and outcomes were clearly identified. The rating scales ADIS-IV,
  • 9. SCID-II, both the primary outcomes and the secondary outcomes were rated and assessed by independent evaluators increasing validity. However, it could be suggested that these independent assessors were blinded also as Karanicolas et al. (2010) reports that bias can be introduced both intentionally and unintentionally. Similar to Clark et al. (2003) stratified randomization was carried out to ensure equal distribution of gender and Avoidant Personality Disorder (APD) increasing validity. According to Hidalgo et al. (2001) there is a higher incidence of SAD in women with Eikenaes (2015) adding that there is an uncertainty whether APD and SAD are different disorders, or are different degrees of severities of SAD. Triple masking of the patient, psychiatrist and principle investigator was carried out for the arms receiving pills (paroxetine/placebo), the goal of masking is to minimize potential biases (Forder et al. 2005) which therefore increases validity of the trial. The study also informs us that 15% of the
  • 10. patients were interviewed by telephone which could introduce bias as not all the patients were treated the same. As psychiatrists and therapists were all experts in this study, allegiance bias may have been introduced, allegiance bias in psychotherapy outcome studies refers to the results being distorted by the investigators’ theoretical or treatment preferences (Wilson et al. 2011). Overall, the researchers appeared to cover sufficient aspects for the reader to accept its validity. 6 The randomized double blind placebo controlled trial by Davidson et al. (2004) compared fluoxetine (FLU), comprehensive cognitive behavioural group therapy (CCBT) , placebo (PBO) and the combinations of CCBT/FLU and CCBT/PBO to treat generalized social phobia over a 14 week period. 295 participants were randomized evenly into the 5 arms,
  • 11. primary outcomes were measured with the Brief Social Phobia Scale and Clinical Global Impressions scales and the secondary outcome was a videotaped behavioural assessment using the Subjective Units of Distress Scale (SUDS). An evaluator independent from the team was blinded and assessed both the primary outcomes reducing bias and increasing validity. The study was carried out at two academic outpatient psychiatric centres in Durham and Pennsylvania covering large populations. Block randomization was carried out by a computer program which reduces bias however the researchers admit that this was not fully adhered to as they ‘balanced CCBT groups to include at least 2 women and 2 men’ introducing selection bias and decreasing the validity of the study. Compliance to medication was monitored by pill counts at each visit and reviewing daily medication logs. The validity of the study would have been increased if blood tests had been carried out by an independent laboratory to ensure compliance. High degrees of non-
  • 12. adherence in randomized controlled trials (RCTs) can lead to failure to detect a true treatment effect (Murali et al. 2017). Primary outcomes measures were assessed by a blinded independent evaluator increasing validity. Blinding of data collectors and outcome adjudicators is crucial to ensure unbiased ascertainment of outcomes (Karanicolas et al. 2010) but the blinding process was not evaluated which leads to doubts whether blinding was successful. 7 Internal validity is questioned in this trial as there are possibilities for bias, furthermore the duration of the trial lasted only 14 weeks, and therefore results are to be viewed with caution. Results: In Clark et al. (2003) social phobia was measured on a social phobia composite which was based on seven individual social phobia measures. There was a
  • 13. large effect size for Cognitive therapy (CT) at posttreatment (1.31) and a small treatment effect for Fluoxetine and self- exposure (0.21) based on Cohen’s (1988) (cited in Clark et al. 2003) threefold classification of effect size. Rice (2009) teaches that the larger the effect size, the more powerful the treatment intervention. Paired comparisons indicated that CT was superior to fluoxetine + Self exposure and Placebo + self-exposure on the social phobia composite scale (group effect 9.5=p<.001.) and all seven individual measures at posttreatment. Surprisingly, there was no statistical significance between Fluoxetine+ Self-exposure (effect size 0.92) and the control Placebo+ self-exposure (effect size 0.56), post treatment. In Nordahl’s et al. (2016) study, the primary outcome was measured by the level of symptoms on the Fear of Negative Evaluation questionnaire (FNE). There were three secondary outcome measures; Liebowitz Social Anxiety Scale (LSAS), the Beck Anxiety Inventory (BAI) and the Inventory of Interpersonal Problems (IIP). This study resulted that
  • 14. the combination group (Paroxetine and CT) were equal to the Paroxetine group, post treatment (mean difference = -2.166, p=0.806) on the FNE. At the 12 month follow up there was no difference between CT and the combination group, however both were more effective than the placebo and Paroxetine arms. On the secondary measure the LSAS the CT group alone performed better than any of the other 3 arms at the 12 month follow up. Of great significance were the recovery rates 68% of the CT group compared to 45% of the 8 combination group, 23% in the paroxetine group and 4% in the placebo arm. Effect sizes were high suggesting both clinical and statistical significance. Davidson et al. (2004) resulted in Fluoxetine alone producing a p value of <.01 from 0-4 weeks. At the end of treatment (14 weeks) a statistical significance was established in all arms except the placebo group on the primary outcome Brief
  • 15. Social Phobia Scale (BSPS) and the secondary outcome Social Phobia and Anxiety Inventory (SPAI) indicating a p value of <.05 and a confidence interval of 95%. However on the Clinical Global Impressions Scale (CGI), the second primary outcome, Fluoxetine and the combination of CCBT+FLU were superior at the end of treatment (p=.01) but no statistical difference for CCBT or CCBT/PBO. Du Prel et al. (2009) explain that a Confidence Interval (CI) predicts the precision of the results. If the CI is wide, the estimate of true effect lacks precision and therefore doubts the treatment effect. If the confidence interval is narrow, precision is high, and we can be more confident in the results. There was no statistical difference between combined therapies and monotherapies. Clinical Bottom line Based on the evidence from the above three studies, psychological therapy, in particular a form of CBT, and pharmacological therapy, in particular, a SSRI, are both effective at
  • 16. reducing symptoms of SAD, however, Cognitive Therapy was superior in the long term in two out of three of the studies. Interestingly, there was no evidence found that a combination of both interventions were more effective than their monotherapies on recovery rates. 9 Applicability to Practice In order for a trial to be clinically useful the results must also be relevant to a definable group of people in a clinical setting, this is known as external validity/applicability (Rothwell 2005). It is not stated where Clark et al. (2003) trial was carried out, Davidson et al. (2004) study was based in North Carolina and Philadelphia and the RCT by Nordahl et al. (2016) was carried out in Norway. The aforementioned increases external validity as results are applicable to the various nationalities in the local population.
  • 17. All three studies utilised the DSM and the majority of the outcome measures are utilised in current practice indicating that the results can be applied to the local population. Clark et al (2003) and Nordahl et al. (2014) both had small sample sizes assessing approximately 20 participants per treatment group at post treatment assessments reducing applicability, as Everitt and Wessely (2004) report that a large sample size is more representative of the population and minimises random error. The inclusion and exclusion criteria are well defined for all three studies, participants were both male and female with a primary diagnosis of social anxiety disorder with Clark et al. (2004) and Nordahl et al. (2016) both including avoidant personality disorder but excluding depression. This could limit the generalisability of these results as the majority of the patients that come in contact with the mental health services in Ireland present with comorbid psychiatric problems such as depression. This is supported by Magee et al. (1996) who report
  • 18. that 81% of people that experience social anxiety disorder reported experiencing another disorder with Katzelnick et al. (2001) adding that up to 35% of sufferers of SAD experience major depression with SAD preceding depression up to 12 years. 10 Despite these results, the majority of patients in the local area being treated for social anxiety are receiving some form of anti-depressants as the waitlist for CBT is 3 months or more with Magee et al. (1996) adding that people with social anxiety do not regard themselves as suffering from an anxiety disorder, but shy, and do not seek help until comorbid disorders such as depression, affect them. Implementation Whilst researching for this critically appraised topic it became apparent the lack of RCT’s and therefore, systematic reviews, that compare psychological and pharmacological
  • 19. interventions for SAD. The Cochrane Journal club was suggested by the hospital librarian, this club is aimed at healthcare professionals and covers a single review of special interest, selected from the new and updated reviews published in the Cochrane Library. Lawrie et al (2003) also suggests that mental health professionals establish a local evidence-based psychiatry journal club (EBPJC) which would develop critical appraisal techniques and encourage the implementation of evidence based practice. Grol and Grimshaw (2003) reported that one of the most consistent findings in health services research is the gap between evidence based practice (EBP) and actual clinical care. Grol and Wensing (2004) reports that studies in countries such as the United States and the Netherlands suggest that up to 40% of patients do not receive care according to current scientific evidence, while 20% or more of the care provided is not needed or potentially harmful to patients. In a study carried out by Melnyk et al. (2012) on nurses in the
  • 20. United States, the two most frequently cited barriers to EBP, were a lack of time and a workplace resistance, mostly from 11 management, to change. This study proposes that EBP mentors work alongside clinicians to facilitate learning these skills and implement them into practice consistently. Facilitation is considered necessary for enabling successful implementation and is described by Rycroft- Malone, (2004) as the process of supporting the implementation of evidence into practice and support to aid nurses alter their attitudes and ways of working. Organizations need to consider resources required for EBP as a lack of resources are unfavorable to the success of implementation (Dogherty et al, 2013), financial, personnel, equipment, support, access to evidence, and time are all forms of resources. From experience as a mental health nurse, lack of time to access library facilities and lack of
  • 21. motivation/support to implement new practice are the main restraining factors for frontline staff. Thompson et al. (2008) supports this by pointing out that busyness, in the context of research utilization, includes multiple dimensions such as physical time, but perhaps more importantly, mental time. It is evident in practice that mental health nurses are not familiar with CBT techniques or the benefits despite many years of experience as mental health nurses. Most educational institutions in Ireland do not provide basic psychological therapy training to mental health students, however, there is an emphasis placed on pharmacology. It is important that organizations examine existing resources that could be utilized to promote change, that is, facilitate nurses to attend training days, encouragement of research, time allocated for research and encourage staff to return to education on a part time basis by providing incentives such as; funding, study days and instill hope of post progression/promotion following their studies.
  • 22. Lewin’s (1951) (cited in Bowers 2011) proposed a three-step process to change management which offers a structured approach to understanding and changing behaviour in the workplace. http://onlinelibrary.wiley.com/doi/10.1111/wvn.12009/full#wvn 12009-bib-0023 http://journals.rcni.com.queens.ezp1.qub.ac.uk/doi/full/10.7748/ ns.30.1.38.e9296 12 It relates well to healthcare practice, as its three stages of ‘unfreezing’, ‘moving’ and ‘refreezing’ are similar to the healthcare processes of ‘planning’, ‘implementing’ and ‘evaluating’ care. This process is outlined with the clinical bottom line of this critical appraisal in mind and focusing on the psychological therapy, CBT. Unfreezing/Planning: Approaching management with the findings of this appraisal that psychological therapies are more beneficial than pharmacological therapies and the most cost effective therapy for health services (Mavranezouli 2015). A proposal would be presented to
  • 23. hold workshops to educate mental health colleagues on the evidence based benefits of CBT and the basic techniques of CBT. Gage (2013) emphasize that support must be gained from senior management who have an appropriate area of responsibility, and who would benefit from this service improvement idea and support the implementation of the project. Moving/Implementing: Nursing staff acquire basic CBT skills and implement them into daily practice. Gage (2013) reports that if staff are involved in change from the early stages they are more likely to feel more invested in assisting with the delivery of the change plan, with Hall and Hord (2011) adding staff are more likely to accept change than if it is not imposed on them ‘from above’. Refreezing/ evaluation: Staff to monitor for a decrease in symptoms of SAD. Parkes and O’Dell (2015) report that if changes are implemented it is imperative that these changes are audited to ensure the continued provision of quality care. If the above implementation plan was a success, Mental Health
  • 24. Nurses could then practice basic CBT techniques with patients while they await an appointment from a qualified therapist. As a result, patients would then know what to expect from therapy, attend their appointment and limit the chance of deterioration. In addition, it may encourage nursing staff to return to higher education to train as Cognitive Behavioural Psychotherapists. 13 Appendix 1: Search Strategies Search on Medline: After using additional keywords and filters my search finally resulted in 1 text being retrieved Clark et al (2003) and deemed as appropriate for critical appraisal following the reading of each abstract. Filters used were: full text, published in peer review journals and that the keywords would be in the title of the text. SEARCH MEDLINE: Key Words and Boolean Operator HITS S1 Social Phobia 3410
  • 25. S2 Cognitive therapy 21864 S3 Fluoxetine 11846 S4 1 AND 2 AND 3 17 Search on PsycINFO: The key words used were CBT, anxiety and depression. The Boolean operator AND was used. Filters were: journals, full text and that the keywords would be in the title of the text. Following inspection of the abstracts one was chosen for critical appraisal (Nordahl et al. 2016) SEARCH PsycInfo Key Words and Boolean Operator HITS S1 Social Anxiety Disorder 4078 S2 Cognitive therapy 6863 S3 Paroxetine 958 S4 1 AND 2 AND 3 2
  • 26. 14 Search on Science Direct: Filters were: journals, full text, keywords would be in the title of the text and year limit from 2014-2017 to locate the most recent evidence. Following inspection of the abstracts none was deemed appropriate for critical appraisal SEARCH ScienceDirect Key Words and Boolean Operator HITS S1 Social Phobia 2444 S2 AND psychological and Pharmacological Interventions 331 Search on Cochrane: Following inspection of the abstracts one was chosen for critical appraisal (Davidson et al. 2004). SEARCH Cochrane
  • 27. Key Words and Boolean Operator HITS S1 Social Phobia 1120 S2 AND Fluoxetine 33 15 References: 1. Altman D.G, & Bland J.M. (1999) ‘Treatment allocation in controlled trials: why randomise?’ BMJ 318: pp.1209. 2. Altman D.G. and Schulz, K.F. (2001) ‘Statistics notes: Concealing treatment allocation in randomised trials’ British Medical Journal 323, pp. 446–447. 3. American Psychiatric Association. (2013). Diagnostic and Statistical Manual of Mental Disorders: DSM-IV-TR. Washington, DC: American Psychiatric
  • 28. Association. 4. Amir, N., Beard, C., Taylor, C. T., Klumpp, H., Elias, J., Burns, M., & Chen, X. (2009). ‘Attention Training in Individuals with Generalized Social Phobia: A Randomized Controlled Trial’, Journal of Consulting and Clinical Psychology, 77(5), pp. 961–973. 5. Beck A.T., Rush A.J., Shaw B.F. & Emery, G. (1979) Cognitive Therapy of Depression. New York: Guilford Press 6. Bowers, B. (2011) ‘Managing change by empowering staff’, Nursing Times, 107(32-33) pp. 19-21. 7. Bragge, P. (2010), ‘Asking good clinical research questions and choosing the right study design’, Injury, 41(1), pp. 3-6. 8. Canton J, Scott K.M.,& Glue, P. (2012) ‘Optimal treatment of social phobia: systematic review and meta-analysis’. Neuropsychiatric Disease and Treatment, 8: pp. 203-215. 9. Critical Appraisal Skills Programme (2017). CASP Randomised Controlled Trial Checklist. [online] Available at: http://www.casp-uk.net/ Accessed:
  • 29. 25/04/2017. 10. Clark, D.M., (2011) ‘Implementing NICE guidelines for the psychological treatment of depression and anxiety disorders: The IAPT experience’ International review of psychiatry, 23(4) 318-327. 11. Clark, D. M.; Ehlers, A, McManus, F., Hackmann, A, Fennell, M., Campbell, H. Flower, T. Davenport, C. & Louis, B. (2003) ‘Cognitive Therapy Versus Fluoxetine in Generalized Social Phobia: A Randomized Placebo-Controlled Trial’. Journal of Consulting and Clinical Psychology, 71(6) pp. 1058-1067. https://www.ncbi.nlm.nih.gov/pubmed/?term=Canton%20J%5B Author%5D&cauthor=true&cauthor_uid=22665997 https://www.ncbi.nlm.nih.gov/pubmed/?term=Scott%20KM%5B Author%5D&cauthor=true&cauthor_uid=22665997 https://www.ncbi.nlm.nih.gov/pubmed/?term=Glue%20P%5BAu thor%5D&cauthor=true&cauthor_uid=22665997 http://www.tandfonline.com/doi/abs/10.3109/09540261.2011.60 6803 http://www.tandfonline.com/doi/abs/10.3109/09540261.2011.60 6803 16
  • 30. 12. Davidson, J.R.T., Foa, E.B., Huppert, J.D., Keefe, F.J., Franklin, M.E., Compton, J.S., Zhao, N., Connor, K.M., Lynch, T.R., & Gadde, K.M. ‘Fluoxetine, Comprehensive Cognitive Behavioral Therapy, and Placebo in Generalized Social Phobia’. Arch Gen Psychiatry. 61(10) pp. 1005-1013. 13. Dogherty, E.J. Harrison, M.B. Graham, I.D, Vandy, A.D. & Keeping-Burke, L. (2013) ‘Turning knowledge into action at the point-of-care: the collective experience of nurses facilitating the implementation of evidence-based practice’ Worldviews Evidence Based Nursing 10(3) pp. 129-139. 14. Du Prel, J.B., Hommel, G., Röhrig, B., & Blettner, M. (2009). ‘Confidence Interval or P- Value? Part 4 of a Series on Evaluation of Scientific Publications’ Deutsches Ärzteblatt International, 106(19), pp. 335–339. 15. Egger, M., & Davey Smith, G. (1998). ‘Meta-analysis: Bias in location and selection of studies’ British Medical Journal, 316. pp. 221–225.
  • 31. 16. Eikenaes, I., Egeland, J., Hummelen, B., & Wilberg, T. (2015). ‘Avoidant Personality Disorder versus Social Phobia: The Significance of Childhood Neglect’. PLoS ONE, 10(3). 17. Everitt, B.S. and S. Wessely (2004), Clinical Trials in Psychiatry. Oxford: Oxford University Press. 18. Forder, P.M, Gebski, V.J., & Keech, A.C. (2005) ‘Allocation concealment and blinding: when ignorance is bliss’. Medical Journal Australia, 182(2) pp.87-89. 19. Gage, W. (2013) ‘Using service improvement methodology to change practice’ Nursing Standard 27(23) pp. 51-57. 20. Grol R, & Grimshaw J. (2003) ‘From best evidence to best practice: effective implementation of change’. Lancet 362: pp.1225-1230. 21. Grol, R. & Wensing, M. (2004) ‘What drives change? Barriers to and incentives for achieving evidence-based practice’ Medical Journal Australia 180 (6) pp. 57-60. 22. Gupta, S. K. (2011). ‘Intention-to-treat concept: A review’. Perspectives in Clinical Research,
  • 32. 2(3), pp. 109–112. https://www.ncbi.nlm.nih.gov/pubmed/?term=Harrison%20MB% 5BAuthor%5D&cauthor=true&cauthor_uid=23796066 https://www.ncbi.nlm.nih.gov/pubmed/?term=Graham%20ID%5 BAuthor%5D&cauthor=true&cauthor_uid=23796066 https://www.ncbi.nlm.nih.gov/pubmed/?term=Vandyk%20AD%5 BAuthor%5D&cauthor=true&cauthor_uid=23796066 https://www.ncbi.nlm.nih.gov/pubmed/?term=Keeping- Burke%20L%5BAuthor%5D&cauthor=true&cauthor_uid=23796 066 17 23. Hall, G. E., & Hord, S. M. (2011). Implementing change: Patterns, principles, and potholes (3rd ed.). Upper Saddle River: NJ: Pearson Education. 24. Hidalgo, R.B., Barnett S.D, & Davidson J.R.T. (2001) ‘Social anxiety disorder in review: two decades of progress’. International Journal of Neuropsychopharmacology. 4 pp. 279–298. 25. Hollis S,, and Campbell, F. (1999) … A Randomized Trial to Promote Physical Activity Among Breast Cancer Patients Bernardine M. Pinto
  • 33. The Miriam Hospital, Providence, Rhode Island, and W. Alpert Medical School of Brown University George D. Papandonatos Brown University Michael G. Goldstein VHA National Center for Health Promotion and Disease Prevention, Durham, North Carolina Objective: Physical activity (PA) has been shown to provide health benefits for breast cancer patients. The effects of augmenting oncology health care provider (HCP) advice for PA with 3 months of telephone counseling versus contact control were evaluated in a randomized trial. Methods: After receiving brief HCP advice to become physically active, 192 women (age in years: M � 60.0, SD � 9.9) who had completed treatment for Stage 0-IV breast cancer were randomized to telephone counseling to support PA (n � 106) or contact control (n � 86). Their PA, motivational readiness, fatigue, and physical functioning were assessed at baseline (before receiving HCP advice), 3, 6, and 12 months. Results: Telephone counseling produced significant effects on the primary outcome of moderate-intensity PA of about 30 min/week at both 3 months (95% CI � 0.44, 57.32) and 6 months (95% CI � 3.06, 61.26). Intervention participants were also more than twice as likely as control participants to report improvements in achieving PA guidelines of at least 150 min/week at 3 (OR � 2.43, 95% CI � 1.18, 4.98) and 6 months (OR � 2.11, 95% CI � 1.00 – 4.48). Telephone counseling was significantly more effective than contact control in increasing motivational readiness for PA at all follow-ups (ORs � 3.93– 6.28, all ps
  • 34. �.003). No between-groups differences were found for fatigue, while differential improvements in physical functioning did not remain significant past 3 months (p � .01). Conclusion: HCP advice plus telephone counseling improved PA among breast cancer patients at 3 and 6 months and also differentially improved patients’ motivational readiness at all follow-ups, suggesting the potential for exercise promotion in cancer follow-up care. Keywords: breast cancer, physical activity, exercise, counseling Supplemental materials: http://dx.doi.org/10.1037/a0029886.supp A growing number of cancer survivors face impairments in physical functioning, increased fatigue and reduced quality of life (QOL), and increased risk for cardiovascular disease, obesity, osteoporosis and future cancers (Institute of Medicine and the National Research Council, 2006). Evidence suggests that partic- ipating in moderate-intensity physical activity (PA) for at least three months improves physical functioning, QOL, and mood and reduces fatigue among cancer survivors (Agency for Healthcare Research and Quality, 2004; Galvão & Newton, 2005; Knols, Aaronson, Uebelhart, Fransen, & Aufdemkampe, 2005; Speck, Courneya, Masse, Duval, & Schmitz, 2010). Cancer treatments require frequent follow-up appointments that provide oncology health care providers (HCPs) with opportunities to encourage patients to change health risk behaviors. However, Sabatino and colleagues (2007) found that only 25% of a national sample of cancer survivors reported receiving a recommendation about ex- ercise from their physicians.
  • 35. HCPs have played a minimal role, if any, in PA interventions for cancer patients. One study involved breast cancer patients seen at adjuvant treatment consultation. Participants received either: a) a recommendation to exercise, b) a recommendation plus a referral to an exercise specialist, or c) usual care (Jones, Courneya, Fairey, & Mackey, 2004). PA assessments at 1 and 5 weeks revealed greater PA participation in the group that received a recommen- dation to exercise versus usual care. In our trial, HCPs were asked to provide PA advice to patients who had completed surgery and adjuvant chemotherapy/radiation. Evidence suggests that it is not practical to rely on physicians to provide more intensive interven- Bernardine M. Pinto, Centers for Behavioral and Preventive Medicine, The Miriam Hospital, Providence, Rhode Island, and W. Alpert Medical School of Brown University; George D. Papandonatos, Center for Statis- tical Sciences, Brown University; Michael G. Goldstein, Office of Patient Care Services, VHA National Center for Health Promotion and Disease Prevention, Durham, North Carolina. This research was funded by a grant from the American Cancer Society and Rays of Hope (RSGPB-03-243-01 PBP). We gratefully
  • 36. acknowledge the contributions of the research staff (Susan Abdow, Stephanie Berube, Christopher Breault, Jennifer Correia, Kelly Greenwood, and Joyce Lee). We thank the physicians who participated in the study and assisted with patient recruitment. The trial is registered in the Clinical Trials Registry (NCT 002 30711). Correspondence concerning this article should be addressed to Bernar- dine M. Pinto, Centers for Behavioral and Preventive Medicine, The Miriam Hospital, One Hoppin St., Coro Bldg., Suite 314, Providence, RI 02903. E-mail: [email protected] T hi s do cu m en t is co py ri
  • 40. us er an d is no t to be di ss em in at ed br oa dl y. Health Psychology © 2013 American Psychological Association 2013, Vol. 32, No. 6, 616 – 626 0278-6133/13/$12.00 DOI: 10.1037/a0029886 616 http://dx.doi.org/10.1037/a0029886.supp
  • 41. mailto:[email protected] http://dx.doi.org/10.1037/a0029886 tions, and that instead we should involve nonphysician staff such as telephone counselors (Marcus et al., 1998) and incorporate interactive health technology (de Vries & Brug, 1999) in our interventions. Hence, we extended brief HCP advice with a 3-month telephone counseling program for PA. The use of telephone-based interventions to promote PA in a general population has been well documented (see reviews by Castro & King, 2002; Eakin, Lawler, Vandelanotte, & Owen, 2007; Goode, Reeves, & Eakin, 2012). The studies reviewed showed convincingly that such interventions are not only effica- cious, but they also offer unique advantages of increased conve- nience and access. There are also increased opportunities for contact anywhere a telephone is accessible and increased time efficiency. These advantages, together with the counselor’s skills and resources, can help promote PA among individuals who may not be receptive to face-to-face contact or printed materials. Telephone-based PA interventions over 6 –12 weeks have been tested among small samples of breast cancer patients (Matthews et al., 2007; Mock et al., 1997) with positive effects on PA (Mat- thews et al., 2007) and reductions in patients’ anxiety, fatigue, and sleeping difficulties (Mock et al., 1997). Telephone calls have also been used in PA interventions offered over 6 months and longer to breast, prostate, and other cancer survivors (Bennett, Lyons, Winters-Stone, Nail, & Scherer, 2007; Demark-Wahnefried et al.,
  • 42. 2006; Morey et al., 2009) with one study showing favorable effects at the end of a 6-month intervention (Bennett et al., 2007) and another study with a 12-month intervention showing significant group effects on PA and physical functioning (Morey et al., 2009). In sum, there is evidence to support the efficacy of telephone- based interventions at postintervention in promoting PA among cancer survivors. However, these PA interventions did not involve HCPs and a majority did not assess PA outcomes in the long- term. In this study, we used a telephone counseling program whose efficacy had been previously tested among breast cancer patients (Pinto, Frierson, Rabin, Trunzo, & Marcus, 2005) to extend the HCP advice. The comparison group also received HCP advice and telephone calls to control for contact as a more conservative test of the intervention. In addition, final assessment of outcomes oc- curred 6 months after all intervention contact ended. The primary purpose of this study was to examine the effects of HCP advice to become physically active plus Telephone Counsel- ing (Intervention) versus HCP advice plus Contact Control (Con- trol) on self-reported minutes of PA (leisure and occupational activity) of at least moderate-intensity at 3 months among women who had completed breast cancer treatment. We hypothesized that extending brief HCP advice by providing telephone counseling specific to PA would produce stronger increases in PA at 3 months
  • 43. than telephone contact of the same frequency that provided health monitoring. Secondary aims included examining maintenance of intervention effects on PA at 6 and 12 months. We also hypothe- sized that the increased PA among intervention participants would maintain over time. Other goals included examining intervention effects on the proportion of participants who met PA guidelines and on participants’ motivational readiness for PA at 3 months, 6 months, and 12 months. We hypothesized that a larger proportion of intervention participants would meet PA guidelines, and that the intervention group would progress further in motivational readi- ness for PA. Finally, we sought to examine intervention effects on self-reported physical functioning and fatigue at follow-up. We hypothesized that the intervention group would report improved physical functioning and reduced fatigue at follow-ups compared with the control group. Methods Design We conducted a randomized trial offering all participants HCP advice for PA and then compared: (a) 12 weeks of additional Telephone Counseling, and (b) Contact Control. Assessments were conducted at baseline, posttreatment (3 months), at 6 months and
  • 44. 12 months. Institutional Review Boards at the Miriam Hospital and Women and Infants Hospital approved the study. The study was conducted in accordance with the Helsinki Declaration from 2004 –2009. Recruitment Participants were recruited by informational letters sent by oncologists and surgeons to their patients, and by in-person re- cruitment at a hospital-based oncology clinic. HCPs were asked to review their nonurgent follow-up care schedules and to identify women who had completed breast cancer treatment, had no current evidence of disease, and were expected to live � 12 months. Letters were mailed to these patients approximately three months before their next visit. If patients were interested in the study, they were asked to contact the study staff who conducted an eligibility screen by telephone. Eligibility criteria: 1) female aged � 18 years, 2) completed primary and adjuvant treatment for breast cancer (patients on hormone treatment such as Tamoxifen were eligible), 3) � 5 years since treatment completion, 4) able to read and speak English, 5) provided consent for medical chart review, 6) able to walk unassisted, 7) were relatively inactive (�30 min/ week of vigorous-intensity exercise or �90 min/week of moderate-intensity exercise), and 8) had access to a telephone. Participants were excluded if they had a prior history of cancer or if they had a medical or current psychiatric illness (e.g., cardio- vascular disease, diabetes) that could hinder compliance with
  • 45. the study protocol. We completed 351 initial telephone screens to determine study eligibility (see Figure 1). Of those screened, 192 (54.7% of phone screens, 71% of eligible respondents) were eligible, interested, and eventually randomized. The study was designed to have 80% power to detect a between-groups difference in change scores of 0.35 SD units at the 5% level of significance, based on cross- sectional comparisons at 3 months. Due to recruitment difficulties, the study goal of 300 based on N � 125/group at 3 months (starting from N � 150/group at baseline) could not be met within the time available. Based on 83 control and 88 intervention par- ticipants with valid 7-day physical activity recall (PAR) measures at 3 months (see Figure 1), the minimum detectable between- groups difference in change scores rose to 0.42 SD units. Given the observed 3-month change-score SD of 106 min/week, this trans- lates to a 45-min difference in 3-month change scores, before taking into account the additional power offered by the repeated measures design. T hi s do cu m
  • 50. y. 617PHYSICAL ACTIVITY INTERVENTION Procedure After providing informed consent, participants obtained medical clearance from their oncologist. All participants received PA ad- vice from an oncologist/surgeon during a clinic visit (n � 100) or advice documented in a letter (n � 92) after they were referred for study participation during a clinic visit. After receiving HCP advice, they were randomly assigned to the two study arms using a centrally administered randomization procedure that stratified on prior chemotherapy status (yes/no) and PA level (participants classified as active vs. not based on a PA threshold of 30 min/ week). HCPs and staff conducting the assessments were blinded to participants’ group assignments. Participants and intervention co- ordinators were not blinded to group assignments. HCP Advice Oncologists and surgeons (n � 14, 29% women, mean years in practice � 15.6, SD � 8.9, mean age � 50.8, SD � 9.6) at three local hospitals and two private practices who were invited to participate in the study received training (15–30 min) in providing
  • 51. brief PA advice (�5 min). The brief motivational counseling protocol was derived from the 5As counseling strategy (address the agenda, assess, advise, assist and arrange follow-up) used previously for training physicians (Goldstein et al., 1999; Pinto, Goldstein, Ashba, Sciamanna, & Jette, 2005). The HCP’s role was to provide patients a brief message about PA benefits, recommend 30 min of moderate-intensity PA on most days of the week, and arrange for follow-up with study staff. Participants who were recruited via informational letters re- ceived HCP advice at the next regularly scheduled clinic visit. At this visit, providers were cued by prompts placed on patients’ charts to deliver PA advice. Documentation of message delivery was recorded on the chart prompt. Providers were allowed to drop patients from the study if the goal of moderate-intensity PA would be unsafe for the patient. After completing the clinic visit, each participant was met by research staff, the chart prompt was col- lected and her randomization status was determined. For partici- pants recruited on-site (n � 92), HCPs recommended the study to patients seen in clinic. If interested, eligible and enrolled in the study, the participant was given a letter from her HCP document- Initial phone screen for eligibility, n=351 Ineligible: 23.1% (n=81) Too active=36 Medical issues=16 >10 years postdiagnosis=2 Ongoing psychological issues=3
  • 52. No English fluency=2 Not able to exercise= 3 Enrolled in another study=6 HCP not participating=1 Other=12 Eligible at phone screen: 76.9% (n=270) Eligible and randomized: 71.1% (n=192) Not randomized: 28.9% (n=78) No interest=18, Too busy=18 Lost contact=8, Family issues=5 Medical issues=4, Other reason=11 Reason unknown=14 TC Group (n=106) CC Group (n=86) 12-week PA Counseling 12-week Contact Post-treatment assessment: 83.9% (n=89) Attrition=17 (Lost contact=8, family issues=4, cancer=2, no interest=2, too busy=1) Primary outcome analyzed: 83.0% (n=88) Post-treatment assessment: 97.6% (n=84) Attrition=2 (Lost contact=2) Primary outcome analyzed: 96.5% (n=83) Monthly PA calls for 3 months Monthly calls for 3 months Oncology HCP advice (in-person or by letter) Assessment at 6 months: 81.1% (n=86)
  • 53. Attrition=3 (Lost contact=1, family issues=1, no interest=1) Primary outcome analyzed: 80.2% (n=85) Assessment at 6 months: 93.0% (n=80) Attrition=4 (No interest=2, too busy=1, surgery=1) Primary outcome analyzed: 89.5% (n=77) Assessment at 12 months: 79.2% (n=84) Attrition=2 (Lost contact=1, cancer=1) Primary outcome analyzed: 77.4% (n=82) Assessment at 12 months: 90.6% (n=78) Attrition=2 (too busy=1, death=1) Primary outcome analyzed: 88.4% (n=76) Figure 1. Flow diagram of participant recruitment, randomization, and retention. T hi s do cu m en t is co py ri
  • 57. us er an d is no t to be di ss em in at ed br oa dl y. 618 PINTO, PAPANDONATOS, AND GOLDSTEIN ing “brief advice” elements (advise, assist and arrange follow- up/ referral to study staff) and randomized. Advice documented in a
  • 58. letter was used to reduce delays in study enrollment since the next clinic visit may have been more than 3 months later. HCP Advice Plus Telephone Counseling (Intervention) These participants received in-person instructions on how to exercise at a moderate-intensity level, monitor heart rate, and how to warm up before and cool down after PA. They were given home logs to monitor PA participation and a pedometer (Digiwalker, Yamax Corporation, Tokyo, Japan). The intervention was individ- ualized to the participant’s baseline PA (and motivational readi- ness) such that, inactive participants were encouraged to be phys- ically active for at least 10 min on at least 2 days/week (these goals were higher for those who were physically active at baseline), and the goals were gradually increased over the 12 weeks to 30 min/day on at least 5 days/week (U.S. Department of Health and Human Services, 1996). For participants who reported some level of PA at baseline, the exercise goals negotiated by the interventionist were higher. Hence, starting points and rates of PA progression varied across participants because these were individualized to increase the motivation and confidence of the participants. The counseling promoted moderate- intensity aerobic PA at 55– 65% maximum heart rate such as
  • 59. brisk walking, biking, or swimming. Each participant received eight telephone calls over 12 weeks (weekly for 4 weeks, biweekly for 8 weeks) from Intervention Coordinators to support PA adoption. Counseling was based on the Transtheoretical Model and Social Cognitive Theory (Bandura, 1986; Prochaska & DiClemente, 1983), and it was tailored to each participant’s motivational readiness (Marcus & Simkin, 1993). The counseling focused on strengthening self-efficacy for PA, and it trained participants in techniques such as self-monitoring of PA, setting PA goals, and planning for exercise. Cognitive processes of change were emphasized for participants in Contemplation, and behavioral processes were emphasized for those in Preparation (Marcus & Simkin, 1993). Specific components from motivational interviewing (conviction of the importance of PA to cancer recov- ery and confidence in becoming/staying active) were also assessed during the calls. The PA counseling followed a structured format covering the following topics: assessment of the past week’s PA (and motiva- tional readiness), assessment of health problems, exploration of barriers to PA, assessment of the participant’s conviction of the importance of PA, negotiation of PA goals for the following week(s), assessment of the participant’s confidence in achieving the goals, and review of the tip-sheets that were sent to the participant. If participants reported physical symptoms such as
  • 60. chest pain, they were referred to their physician for clearance to resume study participation. Participants were mailed a PA and a cancer survivorship tip-sheet on topics such as body image, each week over the 12-week intervention. Finally, a letter summarizing the partic- ipant’s progress was sent to her at weeks 2, 4, 8, and 12. After the 3-month assessments were completed, monthly phone calls over the next 3 months were provided to reinforce regular PA and prevent lapses. HCP Advice Plus Contact Control Group (Control) These participants received eight calls over 12 weeks (weekly for 4 weeks, biweekly for 8 weeks) during which the Symptom Questionnaire (Winningham, 1993) was administered to monitor problems such as headaches. Interventionists were trained not to discuss PA with this group. If the participants reported PA, the interventionist listened but did not provide any counseling related to PA. The goal was to match contact frequency with the inter- vention group, with no attempt made to match call duration across groups. In addition, participants received cancer survivorship tip- sheets. After the 3-month assessment, they also received monthly phone calls for 3 months, during which the Symptom Question- naire was administered. Intervention Delivery All telephone calls to study participants were audio-taped, and 25% of these tapes were randomly selected for review by the principal investigator and a co-investigator to ensure fidelity to protocol. In addition, participant issues were discussed during
  • 61. weekly staff meetings. Measures Disease and treatment variables (from medical records) and demographic information were obtained at baseline. At baseline and subsequent assessments, body weight and height were mea- sured. Participants received small incentives (e.g., $10 gift cards) for completing the assessments which included: Seven-Day Physical Activity Recall (7-day PAR;Blair et al, 1985). This interviewer-administered measure (Sallis et al., 1985; Sarkin, Campbell, & Gross, 1997) assesses hours spent in sleep as well as moderate, hard, and very hard activity (leisure and occupational) over the past week. We were interested in the weekly minutes of at least moderate-intensity PA, which we ana- lyzed as a continuous outcome (primary outcome) and as a dichot- omous indicator of whether participants met recommendations (U.S. Department of Health and Human Services, 1996) of at least 150 min/week of moderate-intensity PA. Stage of Motivational Readiness for PA (Marcus, Rossi, Selby, Niaura, & Abrams, 1992). This reliable and valid mea- sure assesses an individual’s motivational readiness for PA (Mar- cus & Simkin, 1993). It classifies individuals into one of five stages: precontemplation (individuals who do no PA and do not intend to start), contemplation (those who do not participate in PA but intend to start), preparation (those who participate in some PA
  • 62. but not regularly), action (those who currently participate in reg- ular activity, but have done so for less than 6 months), and maintenance (those who have participated in regular PA for 6 months or longer). For the purposes of this study, regular PA was defined as at least 30 min of moderate-intensity exercise on � 5 times per week. Since movement into Action/Maintenance has been significantly associated with fitness improvements (Marcus & Simkin, 1993), we modeled motivational readiness as dichoto- mous, contrasting those who successfully transitioned into Action/ Maintenance with those that did not. MOS 36-Item Short Form Health Survey (SF-36; McHor- ney, Ware, & Raczek, 1993; Ware & Sherbourne, 1992). This assesses eight health concepts (e.g., physical functioning, bodily T hi s do cu m en t is co
  • 67. pain). We used the Physical Functioning subscale (PF), as cancer survivors who adopted exercise have shown improvements on this subscale (Pinto, Trunzo, Reiss, & Shiu, 2002). This measure yields a continuous variable that ranges from a low score of 0 (limitations in physical activities) to a high score of 100 (no limitations). Functional Assessment of Cancer Therapy Scale-Fatigue (FACT-F). This 13-item scale is a brief, reliable, and valid measure of the physical and functional effects of fatigue. It has strong internal consistency, and it shows a significant positive relationship with other measures of fatigue (Yellen, Cella, Web- ster, Blendowski, & Kaplan, 1997). Scores on this measure range from 6 (high fatigue) to 52 (low fatigue). Analyses T tests for continuous variables and �2 tests for categorical variables were used to examine the success of the randomization procedure in balancing participants’ characteristics, including baseline values of the outcomes of interest (see Table 1). Similar analyses were used to compare retained participants versus drop- outs. Longitudinal trajectory modeling of continuous outcomes was conducted using Linear Mixed Effects (LME) models, as imple- mented in Splus 8.2 (Insightful Corporation, 2007). Mean change scores from baseline were adjusted for baseline values of each outcome, and they were calculated separately by treatment
  • 68. group at each follow-up. Any variables showing significant between- groups differences at baseline were also included as potential confounders. Subject-specific random intercepts were used to ac- commodate within-subject correlation across time. Of note, LME models employ likelihood-based estimation pro- cedures that use all available data to produce consistent estimates of the regression coefficients (Daniels & Hogan, 2008; Little & Rubin, 2002). Although they remain sensitive to drop out patterns that depend on the missing outcome itself, they are superior to completers-only analyses or intention-to-treat approaches that as- sign a prespecified score to the missing data. Longitudinal binary outcomes were analyzed using Generalized Estimating Equation (GEE) methodology, as implemented in the Correlated Data Library of Splus 8.2 (Insightful Corporation, 2007). Logistic regression models with a working independence correlation matrix were used to estimate the effect of baseline PA levels and study arm on the odds of meeting or exceeding PA guidelines at each follow-up (U.S. Department of Health and Human Services, 1996, 2008). A similar GEE procedure was used to analyze movement into Action/Maintenance by study arm, controlling for stage of change at baseline (Contemplation vs. Preparation). Results Sample Characteristics
  • 69. As seen in Table 1, 192 women (mean age � 60.0 years, SD � 9.9, mean time since diagnosis � 2.9 years, SD � 2.1) were assigned to either intervention (n � 86) or control (n � 106), using a stratified randomization scheme. Overall, 22 intervention and eight control participants withdrew or were dropped from the trial (see Figure 1). Attrition in the control group was consistently low across time, whereas the intervention group experienced higher dropout at 3 months (n � 17), and limited losses thereafter. Within-group comparisons in the intervention arm, in terms of baseline characteristics, showed that 26% of dropouts had a mas- tectomy at 3 months versus 12% of retained participants (p � .1). Two participants sustained minor injuries related to falling off a treadmill, and one died during the trial for reasons unrelated to study participation. Analyses revealed no statistically significant between-groups differences on demographic variables or outcomes at baseline. However, intervention versus control differences in chemotherapy rates (55% vs. 66%) and full-time employment (FTE) status (55% vs. 47%) were deemed meaningful enough to warrant further examination of these variables as potential confounders of the treatment-outcome relationship. Results suggested that chemother- apy did not affect any outcome of interest. However, FTE status affected all outcomes other than fatigue, at least during the 12- week intervention period. Therefore, longitudinal trajectories of study participants were adjusted not only for baseline values of each outcome, but also for FTE status, where warranted.
  • 70. PA Outcomes Seven-day PAR. Intervention participants outperformed con- trol participants by about 30 min/week of at least moderate inten- sity PA at both 3 months (p � .048) and 6 months (p � .032), but this beneficial telephone counseling effect dissipated at 12 months (p � .574). For illustrative purposes, we also included in Table 2 covariate-adjusted intervention and control change score trajecto- ries for a reference group of participants not in FTE with baseline PA levels set at the overall sample mean (45 min/week). These can be combined with the reported baseline PA and FTE effects to construct anticipated PA trajectories for any study participant of interest. For every additional hour by which a participant’s base- line PA level exceeded the sample mean, anticipated PA increases at follow-up were reduced in both study arms by 16 min at 3 months (p � .03), 35 min at 6 months (p � .001), and 28 min at 12 months (p � .001). In addition, FTE status increased weekly PA levels by 46 min at 3 months (p � .002), but its effect was attenuated at both 6 months (p � … C L I N I C A L T R I A L Impact of a telephone-based physical activity intervention upon exercise behaviors and fitness in cancer survivors
  • 71. enrolled in a cooperative group setting Jennifer A. Ligibel • Jeffrey Meyerhardt • John P. Pierce • Julie Najita • Laura Shockro • Nancy Campbell • Vicky A. Newman • Leslie Barbier • Eileen Hacker • Marie Wood • James Marshall • Electra Paskett • Charles Shapiro Received: 5 October 2011 / Accepted: 10 November 2011 / Published online: 24 November 2011 � Springer Science+Business Media, LLC. 2011 Abstract Observational studies demonstrate an associa- tion between physical activity and improved outcomes in breast and colon cancer survivors. To test these observa- tions with a large, randomized clinical trial, an intervention that significantly impacts physical activity in these patients is needed. The Active After Cancer Trial (AACT) was a multicenter pilot study evaluating the feasibility of a tele- phone-based exercise intervention in a cooperative group setting. Sedentary (engaging in 60 min of recreational activity/week) breast and colorectal cancer survivors were
  • 72. randomized to a telephone-based exercise intervention or usual care control group. The intervention was delivered through the University of California at San Diego; partic- ipants received ten phone calls over the course of the 16-week intervention. All participants underwent assess- ment of physical activity, fitness, physical functioning, fatigue and exercise self-efficacy at baseline and after the 16-week intervention. One hundred and twenty-one patients were enrolled through ten Cancer and Leukemia Group B (CALGB) institutions; 100 patients had breast cancer and 21 had colorectal cancer. Participants random- ized to the exercise group increased physical activity by more than 100 versus 22% in controls (54.5 vs. 14.6 min, P = 0.13), and experienced significant increases in fitness (increased 6-min walk test distance by 186.9 vs. 81.9 feet, P = 0.006) and physical functioning (7.1 vs. 2.6, P = 0.04) as compared to the control group. Breast and colo- rectal cancer survivors enrolled in a multicenter, telephone-
  • 73. based physical activity intervention increased physical activity and experienced significant improvements in fit- ness and physical functioning. Lifestyle intervention research is feasible in a cooperative group setting. Keywords Breast cancer � Exercise � Cooperative group � Intervention � Physical functioning Introduction Studies suggest that lifestyle factors such as physical activity and functional status are associated with cancer outcomes. The Nurses’ Health Study investigators dem- onstrated that women with early-stage breast cancer who engaged in more than 9 MET-hours/week of physical activity, equivalent to walking at an average pace for 3 h/ week, had a 50% lower risk of breast cancer recurrence, breast cancer death and all cause mortality than women who were inactive [1]. Subsequent to this report, several additional large prospective cohort studies, encompassing more than 15,000 patients with early-stage breast cancer,
  • 74. have demonstrated that women who are physically active J. A. Ligibel (&) � J. Meyerhardt � J. Najita � L. Shockro � N. Campbell Dana-Farber Cancer Institute, 450 Brookline Ave Boston, Boston, MA 02215, USA e-mail: [email protected] J. P. Pierce � V. A. Newman � L. Barbier Moores University of California at San Diego Cancer Center, San Diego, CA, USA E. Hacker University of Illinois at Chicago, Chicago, IL, USA M. Wood University of Vermont, Burlington, VT, USA J. Marshall Roswell Park Cancer Institute, Buffalo, NY, USA E. Paskett � C. Shapiro James Comprehensive Cancer Center at the Ohio State University, Columbus, OH, USA 123 Breast Cancer Res Treat (2012) 132:205–213
  • 75. DOI 10.1007/s10549-011-1882-7 after cancer diagnosis have a 30–50% lower risk of dis- ease-specific and overall mortality as compared to seden- tary patients [1–5]. Similar findings have also been reported for individuals diagnosed with colon cancer [6–8]. Additionally, poor physical functioning, linked to seden- tary physical activity patterns [9], has long been shown to be associated with worse survival in patients with advanced disease [10, 11], and recent work demonstrates a link between poor physical functioning and decreased overall and disease-specific survival in patients diagnosed with early-stage cancers of the breast, head and neck, colon, and lung [12–15]. These findings have not yet been confirmed in ran- domized trials. Many small, mostly single-institution, studies have demonstrated that physical activity interven- tions are safe in breast cancer patients, and that participa-
  • 76. tion in an exercise intervention leads to improvements in physical functioning, fitness, quality of life, and other end points [16, 17]. However, there have been no randomized trials looking at the impact of physical activity on disease outcomes, and the single-institution trials performed to date do not provide an adequate foundation for the design of a large-scale trial. The Active After Cancer Trial (NCT00548236) was designed to evaluate the feasibility of conducting a tele- phone-based exercise intervention study in a cooperative group setting. The study’s primary endpoint was change in minutes of weekly physical activity. Secondary outcomes included change in physical functioning, fitness, anthro- pometric measures, and quality of life. Methods Study population Participants were recruited from medical oncology clinics at ten Cancer and Leukemia Group B (CALGB) institu-
  • 77. tions, including both academic institutions and community practices, between November 2007 and November 2009. Eligibility criteria included histological evidence of stage I–III invasive breast, colon or rectal cancer; com- pletion of all surgery, chemotherapy, and/or radiation therapy between 2 and 36 months prior to enrollment (adjuvant hormonal therapy and trastuzumab were allowed); BMI B 47 kg/m 2 ; and baseline participation in B60 min of physical activity per week. Baseline exercise was assessed via the Leisure Score Index (LSI) of the Godin Leisure-Time Exercise Questionnaire (modified to include activity duration). Patients were excluded if they had evidence of persistent or recurrent cancer, other malignancy, uncontrolled heart disease or other contrain- dications to exercise. Medical clearance was obtained from potential partici- pants’ medical oncologists or primary care providers. The
  • 78. study was approved by the Institutional Review Board at the Dana-Farber Cancer Institute and at each of the par- ticipating sites. Informed consent was obtained from all participants prior to enrollment. Study design After enrollment, participants were randomized 1:1 to an exercise intervention group or usual care control group. The intervention group participated in a 16-week tele- phone-based exercise intervention. The control group received routine care for 16 weeks and was then offered a telephone consultation with an exercise trainer at the end of the control period. Subjects were stratified by type of malignancy (breast vs. colon/rectal) and gender at the time of study entry. Assessment of weekly minutes of physical activity, fitness, anthropometric measures, quality of life, physical functioning, and fatigue was performed at baseline and after the completion of the 16-week study period. Assessment of physical activity was conducted centrally,
  • 79. and all other study measures were collected at the partic- ipating sites. Changes in these measures over time were compared between participants randomized to the exercise and control groups. Exercise intervention Social cognitive theory and client-centered counseling techniques [18] were used in a telephone-based interven- tion to motivate participants to increase physical activity. The intervention consisted of 10–11 semi-structured phone calls over the 16-week intervention period. Calls were delivered by behavioral counselors from a Shared Resource at the Moores UC San Diego Cancer Center. Call duration was 30–45 min; calls were more frequent during the early period of the change attempt and became less frequent over time [19]. Initial calls focused on goal setting and perfor- mance assessment so as to build self-efficacy for exercise behaviors, while later calls concentrated upon the adequacy of plans for relapse prevention. Each call reviewed per-
  • 80. formance on the behaviors previously discussed and encouraged the participant to keep using self-regulatory skills to achieve change. The telephone calls were sup- plemented by a Participant Workbook, which included additional information regarding the importance of exer- cise in cancer populations, guidelines for exercise safety, and journal pages to track weekly exercise. The weekly exercise target was performance of at least 180 min of moderate-intensity physical activity, based on the results of observational studies demonstrating better survival in patients with early-stage breast and colorectal 206 Breast Cancer Res Treat (2012) 132:205–213 123 cancer who engaged in 3–5 h of moderate activity per week [1–3, 6, 7]. Participants were allowed to choose their own form of exercise, as long as it involved moderate to strenuous activity (as defined in Ainsworth’s Compendium
  • 81. of Physical Activities [20]). Participants were provided with a pedometer (New Lifestyle Digi-Walker) and asked to wear this daily. Instructions for using the pedometer were included in the Participant Workbook and were reviewed during the first counseling session. Participants were asked to record the number of minutes of exercise they performed and steps they completed each day in journals, which were reviewed during the telephone counseling calls. Quality assurance The UCSD Cancer Prevention Program counselors com- plete an intensive 80-h program providing training in conducting physical activity and dietary assessments, the principles and practice of client-centered counseling, and use of computer-based structured counseling protocols. Counselors practice extensive role-playing before con- ducting their first counseling session. To ensure the fidelity of the intervention, the counselors used a computer-assisted
  • 82. program that provided them with scripted questions that required them to enter respondent answers at each point. These scripted calls were contained within a detailed relational database that provided the call schedule, range checks on keyed responses, and management reports. Measurements Demographic data and disease and treatment information were collected at the time of participant enrollment. The study’s primary outcome was change in minutes of weekly physical activity over the course of the 16-week study period. Physical activity was measured with the 7-Day Physical Activity Recall (7-Day PAR) Interview, an instrument that provides information regarding the duration and intensity of physical activity performed. The 7-Day PAR has been widely used to quantify physical activity levels in a variety of epidemiologic and interventional studies [21–23] and has been demonstrated to correlate with changes in VO2 max, body composition [21, 24, 25],
  • 83. and activity patterns generated through direct observation or activity monitors [25, 26]. 7-Day PAR interviews were conducted over the telephone by a blinded member of the study staff at the Dana-Farber Cancer Institute. Weekly minutes of physical activity and weekly metabolic task equivalent-hours (MET-hours) of activity were recorded at baseline and at week 16 for all study participants. Participants also underwent a series of anthropometric, fitness, and quality of life measurements at both time points. Measurements were conducted by study staff at participating institutions. Body weight and height were measured with participants wearing street clothes and no shoes. These data were used to calculate Body Mass Index (BMI) using the formula BMI = weight (kg)/height (m) 2 . Waist circumfer- ence was measured at the bending line, and hip measurement was recorded at the point of maximum girth. Fitness was assessed through the 6-Minute Walk Test
  • 84. (6MWT), an objective evaluation of functional exercise capacity that has been shown to be highly correlated with the 12 Minute Walk Test [27] (from which it was derived) and with cycle ergometer and treadmill based exercise tests [28]. The 6MWT measures the distance an individual walks on a level, indoor surface in 6 min. Given space limitations, each participating site was provided with a stop watch and 100 foot tape measure. Investigators identified a stretch of hallway at least 50 feet in length, and participants walked back and forth along the tape measure for 6 min. Quality of life (QOL) and physical functioning were assessed with the European Organization for Research and Training, Quality of Life Questionnaire—Core 30, Version 3.0 (EORTC QLQ-C30). The EORTC QLQ-C30 is a well- established instrument in cancer clinical trials, and the psychometric properties have been previously reported [29, 30]. This 30-item instrument consists of five functional scales (including physical functioning), a global QOL/
  • 85. health status scale, three multi-item symptom scales, and a number of single-item questions. Items on the multi-item subscales are averaged and then converted to a scale with a range of 0 to 100. Higher scores on the five functional scales and the global QOL/health status scale represent a higher level of functioning. Higher scores on the symptom scales and the single-item questions indicate a higher degree of symptomatology, and thus a poorer QOL. Fatigue was assessed with the FACIT Fatigue Scale, a validated 13-item scale designed to assess fatigue in terms of its intensity and interference with performing everyday functions [31, 32]. Exercise readiness was assessed with the Physical Activity Self-Efficacy Questionnaire developed by Marcus et al. [33], a five-item scale that rates participants’ confidence regarding their ability to be physically active in various situations. Statistical analysis The study’s primary endpoint was change in minutes of
  • 86. self-reported physical activity, as measured by the 7-Day PAR. With a sample size of 120 patients, we had more than 80% power to detect a difference of 75 min of activity per week (change in minutes per week of 165 vs. 90) between the arms using a 2-sided 0.05 level Wilcoxon rank-sum test. This was based on the following assumptions: both groups would engage in 60 min of moderate-vigorous Breast Cancer Res Treat (2012) 132:205–213 207 123 activity per week at baseline, the control group would increase activity to 90 min/week over the study period given a potential increase in activity after the completion of adjuvant therapy, a standard deviation (SD) of 120 min/ week [34] and a drop out rate of 20% [35, 36]. Analyses for the changes in minutes of weekly activity, fitness, anthropometric measurements and QOL outcomes included participants for whom both baseline and week 16
  • 87. measurements were available. Change scores were not imputed for patients who had data missing at either time point and these patients were excluded from the analysis (n = 22). The arms were compared using a Wilcoxon rank- sum test or two-sample t tests, after inspection of histo- grams to assess distributional assumptions, accounting for unequal variances with Satterthwaite’s method. Pearson correlation coefficients were used to describe the relation- ship between change in weekly activity and measures of physical function, pain, fatigue, and QOL. Descriptive statistics were used to summarize minutes of weekly activity and number of daily steps recorded in weekly exercise journals by women randomized to the exercise intervention. For each participant with at least 8 weeks of recorded data, an average number of minutes of weekly physical activity and an average number of steps were calculated. These values were then averaged across all evaluable participants, resulting in an average number
  • 88. of minutes of exercise and an average number of steps performed per week. Analyses for the changes in minutes of weekly activity, fitness, anthropometric measurements and QOL outcomes were repeated with data from the breast cancer cohort only. As these data were similar to the data from the combined cohort, all analyses reported included all evaluable study participants. Results One hundred and twenty-one participants enrolled in the protocol, 100 patients with breast cancer and 21 patients with colorectal cancer (see Consort Diagram in Fig. 1). Baseline data are available for 121 participants. Baseline Assessed for eligibility (n=237) Excluded (n=116) Not meeting inclusion criteria (n= 72) Refused to participate (n=40) Other reasons
  • 89. (n=4; out of state) Analyzed (n=51) Excluded from analysis (n= 0) Lost to follow-up (n= 5) Give reasons: Did not return study staff’s phone calls (5) Discontinued participation (n=4) Give reasons: withdrew upon assignment to control group (1); withdrew consent (2); disease recurrence (1) Allocated to control (n= 60) Participated in control (n=51) Did not participate in control (n=9) Lost to follow-up (n=6) Give reasons: Did not return study staff’s phone calls (6) Discontinued intervention (n= 7) Give reasons: withdrew consent (4), disease recurrence (2), removed due to medical reason (1)
  • 90. Allocated to intervention (n=61) Received allocated intervention (n=48) Did not receive allocated intervention (n=13) Analyzed (n=48) Excluded from analysis (n= 0) Allocation Analysis Follow-Up Enrollment: 121 Randomization Fig. 1 Consort Diagram 208 Breast Cancer Res Treat (2012) 132:205–213 123 characteristics were distributed similarly in the exercise and control groups (Table 1). The majority of the partici-
  • 91. pants were women, had breast cancer and were treated with chemotherapy, surgery, radiation, and hormonal therapy. Mean age was 54 and mean BMI 30.9 kg/m 2 . Twenty-two patients withdrew consent and/or did not complete the study (Fig. 1). There were no significant differences in demographic, disease or treatment variables between patients who completed the protocol and those who drop- ped out (data not shown). Exercise intervention Sixty-one participants were randomized to the exercise intervention. Although 13 participants ultimately did not complete the intervention, at least partial exercise data were available for all participants. Participants attended a median of nine calls (range 0–11). For patients who completed the 16-week intervention, the range of calls delivered was 7–11. Forty-one of the 61 participants randomized to the exercise intervention completed at least 8 weekly exercise journals
  • 92. during the 16-week intervention period. Compliance with pedometer use was good, with 30 of the 61 participants randomized to the intervention group reporting daily steps for greater than 90% of days during the 16-week interven- tion periods, and an additional nine patients reporting data for more than 50% of days. Participants reported a mean of 153.6 (SD 74.6) min of moderate or strenuous exercise per week and a mean of 7392 (SD 1619) steps per day. Physical activity, physical functioning, and fitness Physical activity behaviors were assessed in all study participants with the 7-Day Physical Activity Recall Interview, physical functioning was assessed with the EORTC QLQ C30, and fitness was assessed with the 6-Minute Walk Test. Baseline and week-16 physical activity and physical functioning data were available for 99 patients; fitness data at both time points were available for 97 patients. At baseline, both groups were relatively inac- tive (Table 2); control participants reported a median of
  • 93. 65.7 min of moderate or strenuous exercise per week on the 7-Day PAR and intervention participants 44.9 min (P = 0.12). Over the 16-week study period, the interven- tion group increased activity by 121% or 54.5 (±142.0) min versus 22% or 14.6 (±117.0) min in control patients (P = 0.13). MET-hours/week also increased by a non- significant amount in intervention participants versus con- trols (3.0 ± 8.2 vs. 1.0 ± 7.6, P = 0.23). Participants randomized to the intervention group sig- nificantly increased fitness and physical functioning over the course of the 16-week study period compared to con- trols (Table 2). Intervention participants increased the distance they walked over 6 min by 186.9 (±215.1) feet versus 81.9 (±135.2) feet in control participants (P = 0.006). Intervention participants also experienced a sig- nificant improvement in self-reported physical functioning Table 1 Baseline and treatment characteristics Exercise
  • 94. (N = 61) Control (N = 60) Age (±SD) 53.1 (10.8) 55.5 (10.6) BMI (kg/m 2 ) 31.2 (6.2) 30.6 (5.3) Cancer type Breast 50 (82%) 50 (83%) Colon 9 (15%) 8 (13%) Rectal 2 (3%) 2 (3%) Sex Female 56 (92%) 56 (93%) Male 5 (8%) 4 (7%) Race White 56 (92%) 55 (92%) Black 4 (7%) 5 (8%) Asian 1 (2%) 0 (0%) Highest level of education Some/no high school 1 (2%) 3 (5%)
  • 95. High school graduate 11 (18%) 6 (10%) Technology school/some college 16 (26%) 20 (33%) College graduate/advanced degree 33 (54%) 31 (52%) Employment status Working full time 22 (36%) 25 (42%) Working part time 11 (18%) 11 (18%) Homemaker 6 (10%) 4 (7%) Retired 7 (11%) 13 (22%) Disabled 3 (5%) 3 (5%) Unemployed 4 (7%) 2 (3%) Other 8 (13%) 2 (3%) Tumor stage Stage I 20 (33%) 21 (35%) Stage II 19 (31%) 23 (38%) Stage III 22 (16%) 16 (27%) Surgery for primary tumor Breast (n = 100) Mastectomy 25 (50%) 26 (52%)
  • 96. Lumpectomy 25 (50%) 24 (48%) Colon (n = 21) Partial colectomy 4 (36%) 7 (70%) Low anterior resection 5 (45%) 0 (0%) Colostomy 2 (18%) 2 (20%) Chemotherapy 47 (77%) 43 (72%) Radiation 42 (69%) 33 (55%) Hormonal therapy (Breast Cancer) 31 (62%) 36 (72%) Breast Cancer Res Treat (2012) 132:205–213 209 123 as compared to controls (change of 7.1 ± 11.4 points vs. 2.6 ± 10.2 points on the EORTC QLQ C30 physical functioning subscale, P = 0.04) (Table 2). Quality of life and fatigue Participants completed quality of life, fatigue, and exercise self-efficacy questionnaires at baseline and 16 weeks (Table 3). At baseline, participants in both groups reported
  • 97. good overall quality of life, and moderate levels of fatigue and exercise self-efficacy. Participants in the intervention group reported trends toward improvement in QOL (4.3 ± 16.0 vs. -1.5 ± 18.8, P = 0.10) and exercise self- efficacy (0.1 ± 1.0 vs. -0.3 ± 1.0, P = 0.06) as com- pared with controls. There were no significant differences in change scores for fatigue or other QOL subscales between groups. Physical measurements Baseline and week-16 anthropometric data were available for 99 participants (Table 4). At baseline, participants on average weighed about 83 kg and had a BMI slightly less than 31 kg/m 2 . There were no significant changes in anthropometric measures over the course of the study in either group. Discussion Our study tested the ability of a telephone-based physical
  • 98. activity intervention to increase weekly physical activity and improve physical functioning and fitness in 121 sed- entary breast and colorectal survivors recruited from ten CALGB institutions. The intervention led to statistically significant and clinically meaningful improvements in Table 2 Physical activity behaviors, fitness, and physical functioning at baseline and change over 16 weeks Baseline Change over 16 weeks Exercise (n = 48) Control (n = 51) P Exercise (n = 48) Control (n = 51) P Physical activity (min/week) a 44.9 ± 58.5 65.7 ± 84.1 0.12 54.5 ± 142.0 14.6 ± 117.2 0.13 MET-hours/week b 2.7 ± 3.6 4.0 ± 5.0 0.10 3.0 ± 8.2 1.0 ± 7.6 0.23 6-Minute Walk Test (feet) 1431.9 ± 309.1 1495.2 ± 246.3 0.22 186.9 ± 215.1 81.9 ± 135.2 0.006 Physical functioning (EORTC QLQ C-30) 82.8 ± 17.8 85.8 ± 11.9 0.29 7.1 ± 11.4 2.6 ± 10.2 0.04 All data are presented as means ± SD
  • 99. a As measured by the 7-Day Physical Activity Recall Table 3 Baseline and change data for quality of life, fatigue, and related outcomes Baseline Change over 16 weeks Exercise (n = 48) Control (n = 51) P Exercise (n = 48) Control (n = 51) P EORTC QLQ C-30 Global QOL 67.1 ± 20.2 71.8 ± 18.3 0.18 4.3 ± 16.0 -1.5 ± 18.8 0.10 Pain 19.7 ± 24.6 21.9 ± 24.1 0.61 -4.9 ± 17.5 -2.6 ± 27.4 0.63 Insomnia 32.8 ± 29.5 35.0 ± 29.7 0.68 -2.1 ± 30.3 -8.5 ± 29.7 0.29 FACIT fatigue scale 36.9 ± 10.9 38.6 ± 8.5 0.34 4.4 ± 8.4 2.5 ± 6.8 0.23 Exercise self-efficacy scale 2.8 ± 1.0 2.9 ± 1.0 0.32 0.1 ± 1.2 - 0.3 ± 0.8 0.06 Data are presented as means (SD) Table 4 Physical measurements at baseline and change over 16 weeks Baseline Change over 16 weeks Exercise (n = 48) Control (n = 51) P Exercise (n = 48) Control
  • 100. (n = 51) P Weight (kg) 83.5 ± 18.1 82.8 ± 16.0 0.82 -0.3 ± 2.9 -0.4 ± 3.1 0.85 Waist circumference (cm) 96.7 ± 20.0 94.0 ± 16.1 0.41 1.4 ± 13.2 2.3 ± 9.4 0.70 Hip circumference (cm) 110.1 ± 19.8 112.9 ± 18.5 0.41 2.4 ± 14.6 0.8 ± 11.3 0.53 Data are presented as means (SD) 210 Breast Cancer Res Treat (2012) 132:205–213 123 fitness and functional status. At baseline, both groups walked approximately 1,450 feet over the course of 6 min, somewhat lower than the average of 1,820 feet for women and 1,919 feet for men reported in trials of healthy adults [37]. Intervention participants increased their distance on the 6-Minute Walk Test by 186.9 feet (compared to 81.9 feet in controls, P = 0.006), a change that has been cor- related with significant improvements in functional status in other studies [38, 39]. Self-reported physical functioning
  • 101. also improved by 7.1 points in the intervention group (vs. 2.6 in controls, P = 0.04), consistent with a clinically meaningful improvement in functional status [40, 41]. Finally, physical activity increased by 54 min/week in the intervention group compared to 14 min/week in the control group (P = 0.13). The increase in weekly minutes of physical activity seen in our study is generally consistent with other multicenter, distance-based lifestyle interventions. In RENEW [42], older (age C65) survivors of breast, prostate, and colorectal cancer randomized to a telephone-based diet and exercise intervention increased exercise by an average of 31 min/ week more than survivors randomized to an education control group (P 0.001). In FRESH START [34], patients with breast or prostate cancer randomized to a mail-based diet and exercise intervention increased weekly physical activity by 59.3 versus 39.2 min in the education control group (P = 0.02). Finally, in ACTION [43] breast
  • 102. cancer survivors provided with pedometers, with or with- out tailored print materials about exercise, significantly increased self-reported physical activity versus controls (increase of 30 min/week controls, 89 min/week pedome- ters, and 87 min pedometer ? printed materials, P = 0.017 and P = 0.022, respectively). However, there were no increases in daily steps in any of the four groups. Despite the modest increase in weekly physical activity seen in our study, intervention participants experienced significant improvements in fitness and physical function- ing. Emerging data suggest that physical functioning and physical health may be related to cancer outcomes in patients with early-stage disease. A meta-analysis of 30 trials looking at survival and health-related quality of life showed that physical functioning was significantly related to survival in analyses adjusted for disease stage (HR 0.94, 95% CI 0.92–0.96, P 0.001) [13]. Gupta et al. [12] also demonstrated that women with newly diagnosed breast cancer who had higher physical functioning scores had a
  • 103. mean survival of 35.5 versus 17.8 months in patients with lower scores (P = 0.0006). These findings could explain, at least in part, the improved survival seen in patients who engage in even modest levels of physical activity after cancer diagnosis. As seen in our study and others [42], even small increases in physical activity can lead to significant improvements in physical functioning and fitness. Our study also demonstrated the feasibility of conducting lifestyle research in a cooperative group setting. Enrollment of 121 patients was completed over 2 years, and our attri- tion rate of 18% is similar to other exercise intervention studies targeting inactive cancer survivors, including those involving in-person exercise interventions [35, 36]. Partic- ipants received a median of 9 out of a planned 10–11 calls during the intervention period. The data completion rate was [98% for the 99 patients who finished the study, and sites were uniformly successful in collecting study measures,
  • 104. including the 6-Minute Walk test, a novel measure for the majority of the … Telephone Based Intervention 1 TELEPHONE-BASED INTERVENTION AND IMPLEMENTATION IN CLINICAL SETTING By COURSE NAME TUTOR SCHOOL AFFILIATIONS CITY/STATE DATE Telephone-Based Intervention and Implementation in Clinical Setting Introduction Breast cancer treatment requires diverse approaches- medical, conventional and psychological. The combination of these methods yields better results. Telephone involvement is required by these patients to support, guide and follow up the progress of patients. Telephone-based intervention has positive impacts on breast cancer victims in their physical activities and treatment if implemented well in any clinical environment (McHugh and Barlow, 2010). The support offered through
  • 105. telephone is to help in patient behavior management, help the patient emotionally and socially and also educate the caregivers on how to manage the patient. The healthcare support provided lies in the professional outline of the clinical guidelines. Comment by laila al balushi: These all are definitions, descriptions … I need interventions in PA how to carry it in clinical. Issues that prevent carting the PA .. The example was clear how to make it without introduction, or conclusion. I just need how to implement it in clinical settings Body Provision of telephone support by health care givers strictly lies within the clinical guidelines. The intervention should be aimed accelerating the healing process of patients. The support should lie within the set guidelines and should be evidence-based (Guivarch and Hallegatte, 2012). The extent to which these guidelines should be involved depends on a number of things. First, the guidelines should lead to a measurable and achievable telephone support exercise. Secondly, the implementation guidelines of clinical practice should give priority to the evidence-based practice and also take into consideration the workability. The measures taken should consider research findings on how effective will the guidelines be and their effect on their use. Breast cancer requires complex treatment procedures some of which are scary and risky. A patient needs to be prepared mentally prior to any of the medical procedures. Telephone intervention can be used to educate and encourage the patient. Breast cancer patients need to be stable free from all stress. The patients require preoccupation. In stress management, physical activities are essential. Physical activities also improve the body's immunity. In treating Breast cancer patients, the telephone support should be a crucial tool in motivating the patient to do physical
  • 106. activities. The telephone support should encourage the patients to do a variety of physical activities. Considering the difficulty of doing any physical activities by patients, the professional taking the patient through the exercise ought to be committed. The health care professional should then make follow-ups via telephone. This way, the patient will feel encouraged and it will minimize the chances of the patient skipping any physical activity. Counseling is not the primary treatment for breast cancer, however, it is crucial. Research indicates that breast cancer survival rates have increased due to the telephone counseling. It is recommendable that the exercise is rigorous and friendly so that not to scare the patient.to achieve the goal of providing a rigorous telephone counseling and physical activity all the nurses should be trained on how to counsel. Implementation of telephone support services will require that the nurses be trained counselors. This way nurses who are not employed as a nurse can be employed as a breast cancer patient counselor. Counseling is effective in the management of breast cancer (Grol, Richard, 2010). There is evidence which shows that 90% of patients who get counseled recover successfully while those who do not get counseled succumb to the disease. The nurses who counsel patients with breast cancer should have a rich set of skills in handling the patients. These set of skills include good listening ability, stress management skills and good communication skills. A nurse who works as a counselor and at the same time as a caregiver should be encouraged and given higher wages as an incentive. Comment by laila al balushi: What do mean by this?? confusing To promote the care, toll-free numbers should be created for patients to consult anytime they have a need. The patients from the same region should be encouraged to form help groups. The help groups can be counseled as a group and be encouraged to do physical activities as a group. This will make the physical activities fun. These groups should be manned by special
  • 107. physical examiners. The role should be created purposely to serve the breast cancer patients. Comment by laila al balushi: First intervention. Good Comment by laila al balushi: In need only for physical activity. In the current system, there are gaps in the strategy. To cover for these gaps a new model has to be used. This model involves adopting a telephone-based intervention model which can be translated and it involves more than one function. The model will be automated and inform of an application which reminds the patients the physical activities they have to do. The model will be more effective than the group interventions (Whitlock, et al 2002). The telephone-based intervention application will contain educative and motivation messages in form of pictures and videos. This form of the interface has more effects than the previous one where the patient would only talk to a nurse and follow instructions.in a more concrete way, this will be like the telephone-based intervention counseling application for breast cancer patients. Comment by laila al balushi: Good as it is an intervention. Conclusion Breast cancer requires rigorous medical procedures of which the patient alone cannot handle. The health providers and caregivers to these patients must be committed to helping these patients through the healing process. Counseling and helping the patient to do various physical activities will help the patient reduce the stress level and accelerate the healing process (Grim Shaw et al, 2004) Innovative idea on how to help the cancer patients increase their levels of physical activities should be embraced. The designing of a patient-specific program will go a long way in helping the patients. In various researches conducted the telephone-based intervention counseling leads an increase in the physical activity among patients Comment by laila al balushi: No need for conclusion. Please I need ways to implement telephone counselling in PA in clinical settings only. Thanks
  • 108. References McHugh, R. Kathryn, and David H. Barlow. "The dissemination and implementation of evidence-based psychological treatments: a review of current efforts." American Psychologist65, no. 2 (2010): 73. Whitlock, E.P., Orleans, C.T., Pender, N. and Allan, J., 2002. Evaluating primary care behavioural counselling interventions: An evidence-based approach 1. American journal of preventive medicine, 22(4), pp.267-284. . Heron, Kristin E. and Joshua M. Smyth. "Ecological momentary interventions: incorporating mobile technology into psychosocial and health behaviour treatments." British journal of health psychology 15, no. 1 (2010): 1-39. Grol, Richard. "Successes and failures in the implementation of evidence-based guidelines for clinical practice." Medical care 39, no. 8 (2001): II-46. Grimshaw, J., R. Thomas, G. MacLennan, C. R. R. C. Fraser, C. R. Ramsay, L. E. E. A. Vale, P. Whitty et al. "Effectiveness and efficiency of guideline dissemination and implementation strategies." (2004).