The use of interim data and Data Monitoring Committee recommendations in randomized controlled trial reports: frequency, implications and potential sources of bias

<p>Abstract</p> <p>Background</p> <p>Interim analysis of accumulating trial data is important to protect participant safety during randomized controlled trials (RCTs). Data Monitoring Committees (DMCs) often undertake such analyses, but their widening role may lead to e...

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Bibliographic Details
Main Authors: Hampton John, Calvert Melanie, Tharmanathan Puvan, Freemantle Nick
Format: Article
Language:English
Published: BMC 2008-03-01
Series:BMC Medical Research Methodology
Online Access:http://www.biomedcentral.com/1471-2288/8/12