Obtaining data from randomised controlled trials: how much do we need for reliable and informative meta-analyses?

Authors :: Clarke, Michael J.
Stewart, Lesley A.
Source :: British Medical Journal. October 15, 1994, Vol. 309 Issue 6960, p1007, 4 p.
Publication Year :: 1994
Abstract: Many randomised controlled trials compare treatments that will produce only moderate differences in outcome, but these differences can be clinically important. However, they are difficult to assess reliably and require [...]

Subjects :: Meta-analysis -- Methods -- Usage -- Analysis
Medical literature -- Analysis -- Usage -- Methods
Clinical trials -- Usage -- Analysis -- Methods
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