The Impact of Study Size on Meta-analyses: Examination of Underpowered Studies in Cochrane Reviews

Open Access

Peer-reviewed

Research Article

Rebecca M. Turner ,

* E-mail: rebecca.turner@mrc-bsu.cam.ac.uk

Affiliation MRC Biostatistics Unit, Institute of Public Health, Cambridge, United Kingdom
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Sheila M. Bird,

Affiliation MRC Biostatistics Unit, Institute of Public Health, Cambridge, United Kingdom
⨯
Julian P. T. Higgins

Affiliations School of Social and Community Medicine, University of Bristol, Bristol, United Kingdom, Centre for Reviews and Dissemination, University of York, York, United Kingdom
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