Fig. 5From: Impact of interventions to improve the quality of peer review of biomedical journals: a systematic review and meta-analysisa Impact of the “open” review interventions versus anonymous process (anonymous to reviewers, authors or public): standardized mean difference (SMD) of the quality of the peer review report. b Impact of the “open” review interventions versus anonymous process (anonymous to reviewers, authors or public): odds ratio (OR) of peer reviewers’ recommendation for rejection. c Impact of the “open” review interventions versus anonymous process (anonymous to reviewers, authors or public): standardized mean difference (SMD) of the time peer reviewers spent on the peer reviewBack to article page