نتایج جستجو برای: negative binomial regression
تعداد نتایج: 831720 فیلتر نتایج به سال:
Background and purpose: This study aimed at estimating the relationship between air pollution and mortality rate due to cardiovascular diseases (CVD) in Mashhad, Iran 2011, using negative binomial regression. Materials and methods: The dataset of mortality rates due to CVD and different types of these diseases in Mashhad were coded according to ICD 10. The dependent variable was the logaritm...
Background and Objectives: One of the main concerns of heart specialists is the occurrence of restenosis after coronary angioplasty which can lead to coronary artery bypass graft, myocardial infarction, and death. The present study was conducted to investigate the factors affecting the frequency of restenosis during four years in patients of Zanjan. Methods: In the present retrospective...
This article focuses on the estimation of population proportion when the study variable is sensitive in nature. Two implicit randomized response techniques are proposed where the unrelated trait can be chosen subjectively. In addition to unbiased estimation of population proportion and variance, an empirical study is conducted to inspect the relative efficiency facet of the proposed techniques....
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