Sample size calculations in randomised trials: mandatory and mystical. (Q47385638)

15 January 2018

title

Sample size calculations in randomised trials: mandatory and mystical. (English)

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15 January 2018

2

David A Grimes

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15 January 2018

Kenneth F Schulz

1

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15 January 2018

language of work or name

English

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publication date

1 April 2005

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15 January 2018

published in

The Lancet

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15 January 2018

volume

365

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15 January 2018

page(s)

1348-1353

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15 January 2018

issue

9467

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15 January 2018

The CONSORT statement: revised recommendations for improving the quality of reports of parallel-group randomised trials

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The importance of beta, the type II error and sample size in the design and interpretation of the randomized control trial. Survey of 71 "negative" trials

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The continuing unethical conduct of underpowered clinical trials.

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Absence of evidence is not evidence of absence

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Identifiers

DOI

1 reference

15 January 2018

PubMed ID

15823387

1 reference

15 January 2018