نتایج جستجو برای: epidemiologic determinants
تعداد نتایج: 121421 فیلتر نتایج به سال:
Descriptive epidemiology research involves collecting data from large numbers of subjects. Obtaining these data requires approaches designed to achieve maximum participation or response rates among respondents possessing the desired information. We analyze participation and response rates in a population-based epidemiological study though a telephone survey and identify factors implicated in co...
Bicyclists and transportation professionals would do better to decline advice drawn from characteristically epidemiological studies. The faults of epidemiology are both accidental (unpreparedness for the task) and essential (unsuitability of the methods). Characteristically epidemiological methods are known to be error-prone, and when applied to bicycle transportation suffer from diversion bias...
This white paper identifies knowledge gaps and new challenges in healthcare epidemiology research, assesses the progress made toward addressing research priorities, provides the Society for Healthcare Epidemiology of America (SHEA) Research Committee's recommendations for high-priority research topics, and proposes a road map for making progress toward these goals. It updates the 2010 SHEA Rese...
introduction: renal transplantation are admitted to emergency department (ed) more than normal population. the present brief report aimed to determine the reasons of renal transplant patients’ ed visits. methods: this retrospective case series study analyzed the reasons of renal transplant recipients’ admission to one ed between 2011 and 2014. the patient data were collected via a checklist a...
background: maternal mortality ratio (mmr) is one of the main indicators of the millennium development goals and its accurate estimation is very important for the countries concerned. the objective of this study is to evaluate the applicability of capture‑recapture (crc) as an analytical method to estimate mmr in countries. methods: we used the crc method to estimate mmr in iran for 2004 and 20...
BACKGROUND Recent studies support a distinction between acute and chronic forms of depression, which contrasts the single-disease hypothesis for depressive disorders. Insight into the (determinants of) the 3-year naturalistic course of major depressive disorder (MDD), dysthymic disorder (Dysth) and double depression (DD) may contribute to this debate. METHODS Data were derived from NEMESIS, a...
INTRODUCTION Bronchial hyperresponsiveness (BHR) elevates the risk for development of respiratory symptoms and accelerates the decline in forced expiratory volume in the first second (FEV1 ). We thus aimed to assess the prevalence, determinants and quantity of BHR in Helsinki. OBJECTIVES This study involved 292 randomly selected subjects age 26-66years, women comprising 58%. METHODS Followi...
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