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Comment
. 2014 Feb 18;111(7):E712-3.
doi: 10.1073/pnas.1322149111. Epub 2014 Feb 4.

Standard analyses fail to show that US studies overestimate effect sizes in softer research

Michèle B Nuijten  1 , Marcel A L M van Assen, Robbie C M van Aert, Jelte M Wicherts
Affiliations
Comment

Standard analyses fail to show that US studies overestimate effect sizes in softer research

Michèle B Nuijten et al. Proc Natl Acad Sci U S A. .
No abstract available

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Conflict of interest statement

The authors declare no conflict of interest.

Figures

Fig. 1.
Fig. 1.
Histograms of the effect of United States and SE on effect size.
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References

    1. Fanelli D, Ioannidis JPA. US studies may overestimate effect sizes in softer research. Proc Natl Acad Sci USA. 2013;110(37):15031–15036. - PMC - PubMed
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    1. Egger M, Davey Smith G, Schneider M, Minder C. Bias in meta-analysis detected by a simple, graphical test. BMJ. 1997;315(7109):629–634. - PMC - PubMed

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