Using metaanalysis to evaluate evidence: practical tips and traps.

  title={Using metaanalysis to evaluate evidence: practical tips and traps.},
  author={Raymond W Lam and Sidney H. Kennedy},
  journal={Canadian journal of psychiatry. Revue canadienne de psychiatrie},
  volume={50 3},
Although practising evidence-based medicine is the goal of most physicians, it can be a real challenge to sift through the vast body of data to determine the best strategies. Most clinical guidelines regard replicated randomized controlled trials (RCTs), metaanalyses, and systematic reviews as the highest level of evidence to support treatment recommendations. High-quality metaanalyses can overcome many of the drawbacks of individual RCTs and qualitative reviews. They can reduce bias, provide… CONTINUE READING
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