Potentially missing data was considerably more frequent than definitely missing data in randomized controlled trials: A methodological survey

Missing data for the outcomes of participants in randomized controlled trials (RCTs) are a key element of risk of bias assessment. However, it is not always clear from RCT reports whether some categories of participants were followed-up or not (i.e., do or do not have missing data) nor how the RCT authors dealt with missing data in their analyses.

Source: Journal of Clinical Epidemiology - October 6, 2018 Category: Epidemiology Authors: Lara A. Kahale, Batoul Diab, Assem M. Khamis, Yaping Chang, Luciane Cruz Lopes, Arnav Agarwal, Ling Li, Reem Mustafa, Serge Koujanian, Reem Waziry, Jason W. Busse, Abeer Dakik, Gordon Guyatt, Elie A. Akl Tags: Review Source Type: research