๐”– Bobbio Scriptorium
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52A Effectiveness of a placebo run-in period in increasing the power of a chemoprevention trial, CARET

โœ Scribed by Mark Thornquist; Gary Goodman; Gilbert S. Omenn

Book ID
113298244
Publisher
Elsevier Science
Year
1995
Tongue
English
Weight
64 KB
Volume
16
Category
Article
ISSN
0197-2456

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Does elimination of placebo responders i
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โœ Sandra Lee; John R. Walker; Laura Jakul; Kathryn Sexton ๐Ÿ“‚ Article ๐Ÿ“… 2004 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 109 KB

The use of a placebo run-in phase, in which placebo responders are withdrawn from a study before random assignment to treatment condition, has been criticized as favoring the active treatment in clinical trials. We compared the effect size of randomized, placebo-controlled clinical trials (in the tr