Quality assessment practice in systematic reviews of mediation studies: results from an overview of systematic reviews

Ref ID 820
First Author T.T. Vo
Journal JOURNAL OF CLINICAL EPIDEMIOLOGY
Year Of Publishing 2022
URL https://www.sciencedirect.com/science/article/pii/S0895435621004169?casa_token=WQzh4b8n_L0AAAAA:ddJ8nV-nfdH6D56amzMt9YTw1DdBr_hYqZ1ZZke71DcSywq9tYYeXXuXj1siFdvyuN3wEKfoS3c#sec0002
Keywords • Risk of bias
• General medical
• Statistical
Problem(s) • No quality assessment undertaken or reported
• Limited quality assessment or no risk of bias
Article Type Empirical
Article Subtype Cross-sectional survey/Methodological systematic review
First Author Country United States
Aim To assess the risk of bias assessment practice in 103 systematic reviews of mediation studies indexed in MEDLINE (OvidSP), PsycINFO (OvidSP), Cochrane Database of Systematic Reviews (OvidSP), and PubMed databases from 2007 to 2020.
Level of Investigation Descriptive
Summary of Findings From 103 systematic reviews of mediation studies indexed in across four databases from 2007 to 2020, 24 (23%) reviews did not assess the risk of bias of eligible studies, and 48 (47%) assessed risk of bias using a tool that was not specifically designed to evaluate mediation analysis.
Number of systematic reviews included 103
Number of eligible systematic reviews assessed 1824
Treatment impacted No
Treatment impacted description
Interpretation impacted Not Applicable
Interpretation impacted description