نتایج جستجو برای: and risk
تعداد نتایج: 16959244 فیلتر نتایج به سال:
background: colorectal cancer (crc) is the third common malignancy all over the world. modern life styles affecting nutritional habits have been providing a potential impact on crc. this study aims to assess the nutritional characteristics in crc patients of golestan province, northeast of iran. methods: all incident crc cases (n=47) in northeast of iran (2004-2005) and a matched number of heal...
abstract aims: health, safety and environment is an integrated and convergence system and also a synergistic arrangement of human resources, facilities and equipment. this study aimed to determine the relationship of safety climate and perception of risk with the awareness level of hse management system among oil refineries employees. instrument & methods: this cross-sectional study was perform...
the efficiency of three statistical models, ahp surface-weighted density bivariate (semi-quantitative models), stepwise multivariate regression and logistic multivariate regression models were compared in chehel-chai watershed in golestan province, iran. in current study the hazard map was prepared according to the top model of landslide hazard map. chehel-chai watershed is located as one of go...
the failure mode and effects analysis (fmea) is a widely used analytical technique that helps to identify and reduce the risks of failure in a system, component, or process. one important issue of fmea is the determination of the risk priorities of failure modes. risk ranking is produced in order to prioritize the focus on each of the failure modes that are identified. in this study, we applied...
bedsore is a very important problem in bedridden patients. it affects patients’ lives and imposes substantial costs to society. its incidence approaches 38% and its annual prevalence is estimated to be 14.8% in patients who are admitted in hospitals. the national pressure ulcer advisory panel (npuap) and the european pressure ulcer advisory panel (epuap) define bedsore as “a localized injury to...
introduction exposure to chronic levels of ionizing radiation could be detrimental to health even at very low doses. calabar free trade zone (cftz) was established to promote export business in nigeria and it is yet to produce exposure data of the zone. materials and methods the zone was divided into three categories depending on the type of business. category a had facilities with manufacturin...
background: because prehypertension identifies children most at risk for the development of future hypertensive disease, the purpose of this study was, to examine the association of prehypertension with risk factors for cardiovascular disease (cvd) in a large sample of youths participating in the community-based prevention education program family heart study. methods: we estimated blood pressu...
بررسی تآثیر کورکومین بر بیان آکواپورین5 در سلول های سرطانی روده بزرگ انسان(ht-29) سرطان روده بزرگ جزو بیماری های خطرناک بوده و از نظر شیوع سومین سرطان شایع و دومین علت مرگ ومیر ناشی از سرطان در جهان محسوب می شود. خطرابتلا به این سرطان تحت تاثیر دو عامل محیطی وفاکتورهای ژنتیکی می باشد. آکواپورین ها، پروتئین های کانال آبی بوده که نقش مهمی را در انتقال آب در بافتهای اندوتلیالی و اپی تلیالی بر عهد...
با توجه به اهمیت تالاب شادگان در محیط زیست ایران و افزایش آلودگی های منطقه، در پژوهش حاضر غلظت کل و منشایابی فلزات سنگین در رسوب تالاب شادگان مورد بررسی قرار گرفت. بدین منظور نمونه برداری از رسوب سطحی 10 ایستگاه با 3 تکرار صورت گرفت. جهت تعیین غلظت کل فلزات رسوب از روش (direct aqua regia)و برای آنالیز غلظت های فلزات در بخش های ژئوشیمیایی رسوب از روش استخراج پی در پی استفاده شد. آماده سازی نمونه...
in order to use an islamic financial instrument, this paper intends to measure and evaluate negative and positive deviations from target rate of return in investment opportunity evaluation,that leads to presenting an upside potential- adjusted risk measure. this risk measure named upside potential adjusted risk measure (alpm) is generally applicable and provides assumptions of variance, downsid...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید