Systematic review finds overlapping reviews were not mentioned in every other overview

Ref ID 610
First Author D. Pieper
Journal JOURNAL OF CLINICAL EPIDEMIOLOGY
Year Of Publishing 2014
URL https://www.jclinepi.com/article/S0895-4356(13)00481-2/fulltext
Keywords • General medical
• Overlapping reviews/redundancy
• Overviews/Umbrella Reviews
Problem(s) • Redundant / overlapping / duplicated review question; leads to research waste
• Lack of guidance or consistency in systematic overview / umbrella / review of systematic reviews
Article Type Empirical
Article Subtype Cross-sectional survey/Methodological systematic review
First Author Country Germany
Aim To assess whether authors mention overlapping reviews in overviews (systematic reviews of reviews).
Level of Investigation Descriptive
Summary of Findings Only 32 of 60 overviews mentioned overlaps (other relevant published systematic reviews). Six overviews simply mentioned the problem of overlaps without further investigation.
Number of systematic reviews included 60
Number of eligible systematic reviews assessed 1993
Treatment impacted No
Treatment impacted description
Interpretation impacted Not Applicable
Interpretation impacted description