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Statistical power to detect violation of the proportional hazards assumption when using the Cox regression model
The use of the Cox proportional hazards regression model is widespread. A key assumption of the model is that of proportional hazards. Analysts frequently test the validity of this assumption using statistical significance testing. However, the statistical power of such assessments is frequently unk...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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2017
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5758343/ https://www.ncbi.nlm.nih.gov/pubmed/29321694 http://dx.doi.org/10.1080/00949655.2017.1397151 |