E156 Project

Study Overlap Across 501 Cochrane Reviews: Quantifying Non-Independence for Meta-Research

Mahmood Ahmad · Meta-Research · 2026-03-26

Study overlap across 501 Cochrane reviews is minimal (CCA = 0.0001), validating the Pairwise70 dataset for independent methodological benchmarking.

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Figures

figure1_study_frequency.pngfigure2_overlap_network.pngfigure3_jaccard_distribution.pngfigures_figure1_study_frequency.pngfigures_figure2_overlap_network.pngfigures_figure3_jaccard_distribution.png
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