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Cautionary tales in the interpretation of systematic reviews of therapy trials
I Scott1, P Greenberg, P Poole
1Department of Internal Medicine and Clinical Epidemiology, Princess Alexandra Hospital, University of Queensland, Brisbane, Queensland, Australia. ian_scott@health.qld.gov.au
Abstract:
This is the second in a series of articles emphasizing the cautions in the interpretation of health-care studies. Systematic reviews are presented as comprehensive, unbiased summaries of evidence and are often referred to by clinicians, guideline developers and health policy-makers. Their strengths and limitations, and how their results can be subject to bias and misinterpretation, are discussed.
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