Searching practices and inclusion of unpublished studies in systematic reviews of diagnostic accuracy

Ref ID 693
First Author D.A. Korevaar
Journal RESEARCH SYNTHESIS METHODS
Year Of Publishing 2020
URL https://dx.doi.org/10.1002/jrsm.1389
Keywords Grey literature
Diagnostic
Language
Problem(s) Grey literature excluded
Language restriction
Number of systematic reviews included 200
Summary of Findings 56% of non-Cochrane reviews and 6% on non-Cochrane reviews imposed language restrictions on searches.1.9% of studies included in non-Cochrane reviews were unpublished, and 2.3% of studies in Cochrane reviews.
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