نتایج جستجو برای: 38 users and 25 non
تعداد نتایج: 17083052 فیلتر نتایج به سال:
BackgroundMany medications impair driving skills yet their influence on collision risk remains uncertain. We aimed to systematically investigate the of responsibility associated with common classes prescription medications.MethodsIn this population-based case-control study we analysed linked and health records in British Columbia, Canada from Jan 1, 1997, Dec 31, 2016. The cohort included all d...
Background: To eradicate a problem such as drug abuse, we need thorough knowledge of the problem and its epidemiological aspects. In response to increasing ecstasy abuse among youth, as noted by the increase in related health issues at emergency clinics, we performed this epidemiologic study on ecstasy use in Tehran.Methods: In this cross-sectional study, including 1,903 youth aged 15-25 years,...
The purpose of the present study is to identify the motivators and the barriers of using Mashhad’s Bicycle Sharing System. Bicycle sharing systems (BSS) are carried out in different ways, so each system has specific features and conditions. The authors of this paper have used a qualitative approach with a thematic analysis method for an in-depth analysis of the motivators and barriers of Mashha...
Screen use especially computers, phone and other visual display devices are now an essential part of our daily life. With the increased use, a large population is experiencing ocular symptoms globally such as dry eyes, eye strain, irritation redness eyes. This study determined correlation between screen viewing time among young adult in Madonna university teaching hospital. observational cross-...
Introduction: Opium addiction is a social and health problem in many parts of the world, including Iran. The exact effects of this substance on the cardiovascular system and postoperative complications are not clear And the results of studies in this regard are also contradictory, Therefore, the present study aims to compare short-term mortality After coronary artery bypass surgery In two group...
Background and Aim: Use of pacifiers by young infants has been recognized as one of the factors that interfere with the establishment of successful breast-feeding. Our aim was to find out if pacifier-use results in early termination of breast-feeding. Materials and Methods: A historical cohort study was done on mother-infant pairs visiting health centers for check-ups, routine vaccinations or ...
Background :Impact of substance abuse on outcome of hospitalized patients with acute myocardial infarction (MI) is a frequent question. Available studies show disagreements over its impact, thus we performed this study to find a clear answer. Methods : In a cross sectional study, 304 patients (include 152 consecutive opium dependents and equal number of independents) with acute MI admitted ...
Objectives: The social engagement and participation of older adults in society are seen as indicators of healthy ageing. With the changing nature of society over recent years, many elderly people are at risk of being lonely. Evidence shows that loneliness has an adverse effect on older adults. Therefore, it is important to find some ways to overcome this problem. This study aimed to assess the ...
the west of esfahan province, iran, is one of the most important agricultural areas throughout the country due to the climate variability and life-giving water of zayanderood river. rice is one of the major and economic crops in this area. the most important climatic elements in agricultural activities which should be considered include temperature, relative humidity, precipitation and wind. so...
teachers’ beliefs greatly influence their performance in the classroom, their choice of instructional strategies, their way of controlling the class, their dealing with the students, and their general goals and objectives. one of these beliefs is teachers’ sense of efficacy which is viewed as an important construct and has shown to be positively correlated with students’ achievement (ross, 1992...
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