Measures of Central Tendency: Mean, Median and Mode
Systematic Reviews as a Source of Useful Evidence: The Experience of the EPPI-Centre - Professor Sandy Oliver, Institute of Education
1. Systematic reviews as a source of useful evidence the experience of the EPPI-centre TOWARD AN EVIDENCE-BASED DEVELOPMENT POLICY Launch of the UK office of 3ie at LIDC 11 October 2010, London Sandy Oliver
7. Support and tools for review groups: (60+ groups, c130 reviews), Education, criminology, employment, speech and language, social care, International development Conducting reviews since 1993 In health promotion, education, transport, social care, work and pensions On-line libraries of research evidence Short courses and Masters level courses in research synthesis Formal links with Cochrane and Campbell Collaborations Methodological work, e.g. Methods for Research Synthesis Project ESRC National Centre for Research Methods
23. A systematic review… For testing a hypothesis: Cognitive behavioural interventions in school for young people’s mental health
24. A systematic review… For building theory Food in the school Chosen foods Provided foods Food in the home Influences on foods eaten Food preferences Non-influencing factors Health benefits Knowledge behaviour gap Roles and responsibilities Healthy eating concepts (understanding) ‘ Good’ and ‘bad’ foods Health consequences Limited choices Eating to socialize Contradictions Breaking rules Food rules Understandings of healthy eating
39. www.ioe.ac.uk/ssru/ http://eppi.ioe.ac.uk [email_address] Thank you EPPI-Centre Social Science Research Unit Institute of Education University of London 18 Woburn Square London WC1H 0NR Tel +44 (0)20 7612 6397 Fax +44 (0)20 7612 6400 Email eppi@ioe.ac.uk Web eppi.ioe.ac.uk/
Editor's Notes
Oct 05 added ‘hidden’ before bias Feb 06, added research question and protocol March 06, removed ‘sustainable’ from 4 th bullet. Added need for reflexivity
This is what we learnt Earlier reviews were predominantly statistical meta-analyses with no mention of… Health promotion specialists considered them totally inadequate justification for intervening in women’s lives, and possibly interrupting relationships with their family and maternity carers.
The current review evidence is based on women’s and health practitioners’ views. It addresses… It is cited in policy support documents internationally
Attending a symposium like this, one would be forgiven for thinking that a systematic review is a statistical meta-analysis just like this.
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