نتایج جستجو برای: stratified cox regression method scrm
تعداد نتایج: 1944600 فیلتر نتایج به سال:
Purpose – This paper examines supply chain risk management (SCRM) from a holistic systems thinking perspective by considering the different typologies that have evolved as a result of earlier research. The purpose of this paper is to identify important strategic changes in the field and to outline future requirements and research opportunities in SCRM. Design/methodology/approach – The systemat...
original article extended exposure to noise can cause permanent hearing damage. this study aimed to determine the incidence time of hearing loss and its effective factors in workers exposed to noise. this retrospective cohort study, was conducted on a total of 273 workers in various sectors of kerman copper by-industries co. their hearing status and the incidence of hearing loss (hearing thre...
Point processes in time have a wide range of applications that include the claims arrival process insurance or analysis queues operations research. Due to advances technology, such samples point are increasingly encountered. A key object interest is local intensity function. It has straightforward interpretation allows understand and explore data. We consider functional approaches for processes...
background: breast cancer is the most common cancer after lung cancer and the second cause of death. in this study we compared weibull and lognormal cure models with cox regression on the survival of breast cancer. study design: a cohort study. methods: the current study retrospective cohort study was conducted on 140 patients referred to ali ibn abitaleb hospital, rafsanjan southeastern iran f...
background and purpose: leukemia is the most prevalent type of cancer in children and its prognostic factors vary in different geographic locations. the aim of this study was to estimate the 5 years survival rate of children suffering from leukemia in kerman, iran and to investigate the factors which might influence it. materials and methods: this was a cohort study conducted on patients with a...
background: the incidence of restenosis in patients suffering from coronary artery disease after undergoing angioplasty is of paramount importance. accordingly, this study aimed to investigate factors affecting the time of the first incidence of restenosis in patients undergone angioplasty in the city of zanjan, iran. methods: this retrospective cohort study was conducted on 421 patients who ...
cox regression model serves as a statistical method for analyzing the survival data, which requires some options such as hazard proportionality. in recent decades, artificial neural network model has been increasingly applied to predict survival data. this research was conducted to compare cox regression and artificial neural network models in prediction of kidney transplant survival. the prese...
Stratified Cox Regression Analysis of Survival under CIMAvax<sup>®</sup>EGF Vaccine
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