Systematic review to determine whether participation in a trial influences outcome
BMJPublished 19 May 2005Open access
Gunn Elisabeth Vist, Kåre Birger Hagen, P.J. Devereaux, Dianne Bryant, Doris Tove Kristoffersen, Andrew D Oxman
Citations104
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TL;DR
No strong evidence was found of a harmful or beneficial effect of participating in RCTs compared with receiving the same or similar treatment outside such trials.
Abstract
No strong evidence was found of a harmful or beneficial effect of participating in RCTs compared with receiving the same or similar treatment outside such trials.
Keywords
Decision SciencesEconomics, Econometrics and FinanceHealth Professions
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Competing interests: none declared.
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