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Amplifying the Noise: The Dangers of Post Hoc Power Analyses
Small sample sizes decrease statistical power, which is a study’s ability to detect a treatment effect when there is one to be detected. A power threshold of 80% is commonly used, indicating that statistical significance would be expected four of five times if the treatment effect is large enough to...
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| Veröffentlicht in: | J Surg Res |
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| Hauptverfasser: | , |
| Format: | Artigo |
| Sprache: | Inglês |
| Veröffentlicht: |
2020
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| Schlagworte: | |
| Online Zugang: | https://ncbi.nlm.nih.gov/pmc/articles/PMC8211362/ https://ncbi.nlm.nih.gov/pubmed/32843199 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.jss.2019.09.075 |
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