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Statistical analyses that provide an effect size are to be preferred

Abstract:

Whenever possible a statistical analysis which provides a measure of the magnitude of the effect should be used. Unfortunately many commonly used statistical tests do not produce an estimate of the effect size. For example, χ^2 and Fisher’s exact tests are often used to analyse a binary outcome (e.g. surgical complications). These tests assess how likely the observed results were to have occurred if the was no difference between the two groups; however they do this without estimating the magn...

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Publication status:
Published
Peer review status:
Peer reviewed

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Publisher copy:
10.1002/bjs.10237

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Department:
St Hughs College
Ranstam, J More by this author
Publisher:
Wiley Publisher's website
Journal:
British Journal of Surgery Journal website
Volume:
103
Issue:
10
Pages:
1365-1365
Publication date:
2016-08-05
Acceptance date:
2016-03-25
DOI:
ISSN:
0007-1323
Pubs id:
pubs:661797
URN:
uri:3f7924a9-05d2-414a-9ebb-2b1d3e36b76b
UUID:
uuid:3f7924a9-05d2-414a-9ebb-2b1d3e36b76b
Local pid:
pubs:661797

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