There is currently insufficient evidence to know whether teaching critical appraisal improves knowledge or practice. There is a need for a multicentre randomised controlled trial of teaching critical appraisal to postgraduates or as part of continuing professsional development. It should define in advance changes in outcomes that are 'significant in practice'.
This Evidence Update was adapted from Parkes J, Hyde C, Deeks J, Milne R. Teaching critical appraisal skills in health care settings (Cochrane Review). In: The Cochrane Library, Issue 4, 2003.
Evidence Update, Health Sector Development Series, Effective Healthcare Alliance Programme, Liverpool School of Tropical Medicine, 2 pp.