Retracted randomized controlled trials were cited and not corrected in systematic reviews and clinical practice guidelines

Ref ID 879
First Author Y. Kataoka
Journal JOURNAL OF CLINICAL EPIDEMIOLOGY
Year Of Publishing 2022
URL https://www.sciencedirect.com/science/article/pii/S0895435622001664?via%3Dihub
Keywords Retraction
General medical
Non-Cochrane reviews
Problem(s) Perpetuates citation of poor quality primary study data
Number of systematic reviews included 525
Summary of Findings From 525 included systematic reviews from the Retraction Watch Database searched on July 27 2021. Among a larger sample of 587 included systematic reviews and clinical practice guidelines, 252 (43%) were published after retraction, and 335 (57%) were published before retraction. Among 127 systematic reviews published citing already retracted RCTs in their evidence synthesis, none corrected themselves after publication. Of 335 articles published before retraction, 239 included RCTs that were later retracted in their evidence synthesis. Among them, only 5% of Systematic Reviews (9/196) and 5% of Clinical Practice Guidelines (2/43) corrected or retracted their results.
Did the article find that the problem(s) led to qualitative changes in interpretation of the results? Not Applicable
Are the methods of the article described in enough detail to replicate the study? Yes