نتایج جستجو برای: incidence rate ratio
تعداد نتایج: 1546426 فیلتر نتایج به سال:
background: iraq fought three wars in three consecutive decades, iran-iraq war (1980-1988), persian gulf war in 1991, and the iraq’s war in 2003. in the nineties of the last century and up to the present time, there have been anecdotal reports of increase in cancer in ninawa as in all provinces of iraq, possibly as a result of exposure to depleted uranium used by american troops in the last t...
OBJECTIVE To assess the effects of winter/summer school breaks on occurrences of influenza-like illness (ILI). METHODS We jointly analysed ILI surveillance data with the timing of school breaks in a temperate district in Beijing, China from 2008 to 2015. ILI incidence rate ratios (IRRs) of schoolchildren (5-14 and 15-24 years of age) to adults (25-59 and >60 years of age) were used to measure...
methods this cross-sectional study was conducted on 293 nurses working in 24 wards of baqiyatallah hospital in tehran, iran, in 2016. the sampling method was stratified random sampling. data were collected using a self-administered questionnaire, which was classified into 4 subtitles: individual and organizational characteristics, perceived subjective, objective workloads, and some patient safe...
abstract background: in 1958, silverman demonstrated that maintenance ofbody temperature reduces mortality in low birth weight infants. from the early 1990s it was already recognized that adequate environmental warmth was essential in the case of newborns. however, neonatal hypothermia continues to be a significant issue in developing countries. methods: in order to describe the incidence and s...
background the incidence of inflammatory bowel disease (ibd) varies among different societies. the aim of this study is to determine the incidence rate of ibd in kerman, a city in southeast iran. methods all medical records that indicated a new diagnosis of ulcerative colitis (uc) or crohn`s disease (cd) were retrieved from the gastrointestinal endoscopy and pathology departments of 12 centers ...
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