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Current sample size conventions: Flaws, harms, and alternatives
BACKGROUND: The belief remains widespread that medical research studies must have statistical power of at least 80% in order to be scientifically sound, and peer reviewers often question whether power is high enough. DISCUSSION: This requirement and the methods for meeting it have severe flaws. Nota...
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BioMed Central
2010
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| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2856520/ https://ncbi.nlm.nih.gov/pubmed/20307281 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1741-7015-8-17 |
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