Anthropological and bioethics study of clinical research in Malawi

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    Anthropological and bioethics study of clinical research in Malawi - Presentation Transcript

    1. “ ANTHROPOLOGICAL AND BIOETHICS STUDY OF CLINICAL RESEARCH IN MALAWI” A Wellcome trust research grant Joseph Mfutso-Bengo PhD Centre for Bioethics in Eastern and Southern Africa, College of Medicine. 29th November, 2008.
    2. Background
        • There is wide spread biomedical research in developing countries now.
        • As a result, new ethical questions to research participants, researchers & sponsors are coming to the fore.
        • However, to date there is little ethical and cultural knowledge derived from empirical research in ethics in developing countries such as Malawi. (S. Molyneux, Pauline Tindana., Christian Pace & E. Emmanuel, S. Banatar)
        • Therefore, this study attempted to fill this gap.
    3. Objectives
      • To improve understanding of cultural attitudes, beliefs and perceptions to biomedical research, community consultation and informed consent process in peri-urban and rural settings.
      • To provide a base for informing, reforming and improving informed consent policy and practice by describing the local cultural attitudes and perceptions to research, autonomy, informed consent process and community consultation.
      • To assess validity of the Western concepts of informed consent and autonomy in a Malawian (African) setting.
    4. Project plan
      • Duration: 3 years (July2004-August 2007 & extended to June 2008).
      • Location: Bangwe, Mpemba & Madziabango in Blantyre (phase 1)
      • UNC- Lilongwe and QECH (phase 2)
    5. Study design
      • Three phases:
      • Phase 1 : Qualitative; an anthropological and cultural study of biomedical research.
      • Phase 2 : Quantitative: a sub-study of on going clinical research.
      • Phase 3 : Community Dissemination and comparative study
    6. Phase 1
      • 50 FGDs conducted with 494 research participants.
      • 5 categories used:
      • - Refusers,participants,non-participants, local leaders,health workers.
      • Manual and electronic data analysis (N6 used)
      • Results informed design of phase 2 questionnaire
    7. Phase 2
      • Interviews were conducted with 319 participants drawn from 5 different clinical trials in Lilongwe and Blantyre
        • 250 from 3 trials at UNC Lilongwe
        • 54 from ART/Nutrition Study (QECH)
        • 15 from GLAM Trial (QECH)
      • A semi structured questionnaire was used .
    8. Phase 3
      • Involved dissemination of results to research participants & Research Staff of clinical trials used
      • Compared findings from Phases 1 and 2 with findings from Kenya, Zambia/Uganda, and Ghana on similar studies.
    9. Ethical Considerations
      • Approval for the study was given by COMREC; and any protocol amendments were reported as the study was going on
      • Informed consent of research participants was sought verbally in both phases 1 and 2.
    10. Results –Phase 1
      • A majority of research participants described biomedical research as activities associated with preventive health measures such as community assessment and health education. This was common among the refusers and non-participants.
      • Most research participants could differentiate between biomedical research and standard health care; but the difference was seen in the quality of care, rather than procedures involved (no therapeutic misconception)
      • Among the category of participants , the need to receive better medical treatment was said to be their motivating factor to participate in biomedical research.
    11. Results – Phase 1
      • The ‘ refusers’ cited rumours associated with biomedical research projects as the de-motivating factor for refusing to participate in biomedical research.
      • Individual consent was perceived as necessary before one is involved in biomedical research
      • Preferred signing or thumb printing as the best method of giving consent to oral consent
      • A majority of participants said it was customary to consult chiefs before a research project is launched in their community.
      • Biomedical research was perceived to be a useful tool in enhancing their health status.
    12. Results – Phase 2
      • 94.6% (298) of clinical research participants said they understood the study objectives, but only 21.8% (65) were able to state them correctly.
      • 92% (294) of participants understood the informed consent procedure and its meaning.
      • 33% (97) of those who perceived benefits of participation mentioned the care provided to them in clinical research as one of the benefits.
      • 16.6% (52) acknowledged existence of risks to their participation in the clinical research; and were able to name the risks involved
    13. Results – Phase 2
      • While 98% (313) said they joined clinical research freely, only 92% (294) understood the informed consent procedures.
      • 90.9% (290) informed their partners/relatives about study participation; rather than seeking permission, 64.4% (187) said they did so “to let them know what was happening or that they were participating in research.”
      • 84.6% (270) had no problem with allowing their samples to be stored for future research.
    14. Phase 3: Dissemination of Phases 1 & 2 results
      • The Bioethics Team organized dissemination workshops btwn 10th March & 17 th April, 2008.
      • Workshops were held in Madziabango, Mpemba, Bangwe and MLT in BT & UNC Tidziwe Centre in LL.
      • Were attended by 46 health workers/research staff/Researchers & 128 research participants including community leaders.
    15. Objectives of dissemination workshops
      • To disseminate Phases 1 & 2 results of Bioethics Research Project to research participants & research staff in Madziabango, Mpemba, Bangwe and MLT in BT & UNC Tidziwe Centre in LL.
      • To discuss results with research participants, researchers & health/research staff of the 3 HCs & UNC.
      • To encourage further discussion on major challenges in conducting biomedical research in areas with limited resources.
    16. Why do people refuse to participate in research?
              • Failure to follow traditional customs
              • Fear of strangers
              • Superstition and blood drawing
              • Poor informed consent procedure
              • Lack of study benefits
              • Ignorance of health research
              • Lack of cultural sensitivity
              • Poor timing
    17. Conclusions
      • People who refuse to take part in biomedical research do so with an impaired understanding of its meaning and objectives due to rumours associated with biomedical research.
      • There is a knowledge gap between real and perceived objectives among those who participated or were participating in biomedical research. (Scientific misconception)
      • People are motivated to take part in biomedical research by the “quality of care” provided to research participants.
      • Participants understand their voluntary participation in research
      • with community consultation seen as customary and preceding individual consent
      • But they were against community consent
    18. Conclusions
      • People accept to participate in clinical research with knowledge of the existence of risks to their participation .
      • Preference of signing or thumb printing is contrary to the Western concepts which allude to oral consent to be sought in illiterate communities.
      • Communities have a good attitude towards biomedical research but are put off by researchers who
        • do not follow customary procedures like community consultation and
        • do not give feedback of results after the research is over.
    19. Conclusions
      • Researchers have social obligations to provide health service to communities where they recruit participants (in order to improve pple’s lives).
      • Should also feel responsible for improving health center where they operate
      • Researchers have to engage communities b4 initiating clinical research in communities/hc.
        • CE would dispel rumors associated with clinical research.
        • Would encourage community members to participate.
    20. Research Team
      • Prof. J.M. Mfutso-Bengo, Principal Investigator
      • Prof. Malcolm Molyneux, Senior Collaborator/ Advisor
      • Matilda Mkunthi, Research Officer
      • Vincent Jumbe, Assistant Research Officer
      • Francis Masiye, Assistant research Officer
      • Dr. Elsbeth Robson, Social Scientist
      • Dr. Sarah White, Statistician
      • Andrew Kumitawa, Statistician
      • Thandi Kamwendo, Secretary
    21. Part of the research staff that attended one workshop
    22. Thandi distributing the handouts
    23. Mr. Masiye stressing a point

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