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[Critical assessment of articles on controlled clinical trials II. Results]
1Instituto de Farmacologia e Terapêutica Geral, Faculdade de Medicina de Lisboa.
Acta Medica Portuguesa
|February 10, 1999
Abstract:
The way trial results are reported affects the physician's decisions. We describe some methods for the critical appraisal of clinical trial results (relative risk, absolute risk reduction, number needed to treat, confidence intervals, etc.).