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Amount and certainty of evidence in Cochrane systematic reviews of interventions: a large-scale meta-research study

2025-12-21 public and global health Title + abstract only
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ObjectivesTo quantify the amount and certainty of evidence in Cochrane systematic reviews of interventions, and to describe how this evidence has evolved over time. DesignLarge-scale meta-research study Data sourceCochrane Database of Systematic Reviews (search date April 8, 2025) Eligibility criteriaCochrane systematic reviews assessing interventions reporting "Summary of findings" tables. Data extractionData were automatically extracted using web scraping and a large language model, with q...

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