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[The proportional hazards (PH) model was proposed by Sir David Cox just over 40 years ago (Cox 1972). Today, the Cox modelCox model is the most important model in survival analysisSurvival analysis, reliabilityReliability and quality of life research, epidemiology, clinical trialsClinical trials, and biomedical studies. There have also been tremendous applications of the Cox model in demography Demography, econometrics Econometrics, finance, pharmacology, biology, gerontology Gerontology, insurance, etc. These have marked the great success of the Cox PH model which further induced extended studies of competitive survival regression models and the corresponding development of semiparametric estimation theory, likelihood principle, counting process modeling and applications.]
Published: Apr 12, 2016
Keywords: Functional Independence Measure; Lifetime Distribution; Karnofsky Index; Modify Barthel Index; Nonproportional Hazard
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