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The Impact of Study Size on Meta-analyses: Examination of Underpowered Studies in Cochrane Reviews
BACKGROUND: Most meta-analyses include data from one or more small studies that, individually, do not have power to detect an intervention effect. The relative influence of adequately powered and underpowered studies in published meta-analyses has not previously been explored. We examine the distrib...
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| Main Authors: | , , |
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| Format: | Artigo |
| Sprog: | Inglês |
| Udgivet: |
Public Library of Science
2013
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| Fag: | |
| Online adgang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3609745/ https://ncbi.nlm.nih.gov/pubmed/23544056 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1371/journal.pone.0059202 |
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