Recommendations for examining and interpreting funnel plot asymmetry in meta-analyses of randomised controlled trials
Recommendations for examining and interpreting funnel plot asymmetry in meta-analyses of randomised controlled trials
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DOI:
10.1136/bmj.d4002
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发表时间:
2011-07-22
影响因子:
105.7
通讯作者:
Higgins, Julian P. T.
中科院分区:
文献类型:
--
作者:
Sterne, Jonathan A. C.;Sutton, Alex J.;Higgins, Julian P. T.
Funnel plots, and tests for funnel plot asymmetry, have been widely used to examine bias in the results of meta-analyses. Funnel plot asymmetry should not be equated with publication bias, because it has a number of other possible causes. This article describes how to interpret funnel plot asymmetry, recommends appropriate tests, and explains the implications for choice of meta-analysis model.