Journal article
Data withdrawal in randomized controlled trials: Defining the problem and proposing solutions A commentary
Abstract
It is not uncommon for a participant to withdraw from a randomized controlled trial (RCT). The withdrawal of a participant results in missing data and the potential for withdrawal bias. Data withdrawal, or a request from a participant to withdraw all of their previously collected data from a study, is particularly problematic because it leaves little opportunity to characterize or statistically address those that have withdrawn to minimize …
Authors
Ye C; Giangregorio L; Holbrook A; Pullenayegum E; Goldsmith CH; Thabane L
Journal
Contemporary Clinical Trials, Vol. 32, No. 3, pp. 318–322
Publisher
Elsevier
Publication Date
May 2011
DOI
10.1016/j.cct.2011.01.016
ISSN
1551-7144