Discrepancies in outcome reporting exist between protocols and published oral health Cochrane systematic reviews

Ref ID 576
First Author N. Pandis
Journal PLOS ONE
Year Of Publishing 2015
URL https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0137667
Keywords • Multiplicity
• Cochrane
• Dentistry
• Protocols
• Pre-specification
Problem(s) • Undocumented or unjustified deviations to the review protocol
• Multiplicity of outcomes and lack of pre-specification for outcome reporting
Number of systematic reviews included 152
Summary of Findings 45.4% of reviews had at least one discrepancy regarding the final primary and secondary outcomes reported when compared to the protocol; these were reported in 14.5% reviews.
Did the article find that the problem(s) led to qualitative changes in interpretation of the results? N/A
Are the methods of the article described in enough detail to replicate the study? Yes