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Bias in meta-analysis detected by a simple, graphical test.
OBJECTIVE: Funnel plots (plots of effect estimates against sample size) may be useful to detect bias in meta-analyses that were later contradicted by large trials. We examined whether a simple test of asymmetry of funnel plots predicts discordance of results when meta-analyses are compared to large...
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| Main Authors: | , , , |
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| 格式: | Artigo |
| 語言: | Inglês |
| 出版: |
1997
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| 主題: | |
| 在線閱讀: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2127453/ https://ncbi.nlm.nih.gov/pubmed/9310563 |
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