Delusions and dupes

BMJ 2001; 323 doi: (Published 24 November 2001) Cite this as: BMJ 2001;323:0

Here at the BMJ we like to think we're a bit different from other journals, and this week there's some evidence to support our delusion. Matthias Egger and colleagues studied randomised controlled trials published in five general journals and found that most of the trials randomised individuals and studied drug interventions (p 1253). Those in the BMJ, however, were less likely to test drug interventions and more likely to involve cluster randomisation. In their letter Egger and colleagues hypothesise that these trials may be less affected by …

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