Group sequential methods in design and analysis of clinical trials

In clinical trials with sequential patient entry, fixed sample size designs are unjustified on ethical grounds and sequential designs are often impracticable. One solution is a group sequential design dividing patient entry into a number of equal-sized groups so that the decision to stop the trial o...

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Bibliografiske detaljer
Hovedforfatter: Pocock, Stuart J. (Author)
Format: Analytics
Sprog:English
Udgivet: 1977.
Fag: