نتایج جستجو برای: environmental risk factors
تعداد نتایج: 2030144 فیلتر نتایج به سال:
abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...
The focus of most previous research concerning tardive dyskinesia has been on the impact of risk factors on the development( incidence) of this syndrome. In this paper, we report our results on the relationship between risk factors and the severity of tardive dyskinesia. A total of 33 patients diagnosed as tardive dyskinesia with no other medical illness studied: 21 males and 12 females with a ...
Environment plays an important role in shaping development from the newborn period through adolescence. Many individual environmental risk factors may impinge on development (poverty, mental illness, minority status, and many others), but the most detrimental effects are caused when multiple risk factors act on a single infant. These effects were revealed by the Rochester Longitudinal Study, an...
Abstract Objective The incidence of childhood cancer has been increasing nearly one percent per year for the past two decades. Leukemia and lymphoma are the most common types of childhood cancers. This study assessed the relation between environmental factors (Hydrocarbon, agricultural toxin, insecticide) and leukemia/lymphoma in children, which was evaluated by the frequency of the parents...
the purpose of the present research was to study the properties of natural habitats and growth status of the genus tamarix in miankangi, sistan province, south-eastern iran. selective sampling was used to examine the natural stands structure. then, the one ha-rectangular sample plots were stablished in the stands and surrounding bare lands as control plots. quantitative variables of stands viz....
Evolutionary and environmental economics have a potentially close relationship. This paper reviews past and identifies potential applications of evolutionary concepts and methods to environmental economics. This covers a number of themes: resource use and ecosystem management; growth and environmental resources; economic and evolutionary progress; and individual behavior and environmental polic...
introduction: in addition to the annual mortality rate, unintentional home injury may result in temporary or permanent disability and requires medical attention and continuous care in millions of children. this study aimed to explore features and risk factors of these injuries. methods: in this cross-sectional study, demographic variables and epidemiologic pattern of home injuries among childre...
Background & Aims of the Study: The purpose of this study, was association of environmental factors of hypothyroidism in pregnant women in Abadan during 2016. Materials and Methods: In this descriptive research, 600 women were chosen according to random – stratified sampling. For this purpose at first an information form had been made then the files of pregnant women were ...
SUMMARY 2000 ,Tehran schoolaged children, were included in a randomized trial to evaluate the risk factors for otitis media with effusion through interviews, a written questionnaire, otoscopy pneumatic and tympanometry. We found that the incidence of OME increased in children with parents who smoke (P<0.001) and were bottle fed as babies (P<0.005). Others factor such as, allergy, sinusitis, p...
The global burden of leptospirosis as a fatal zoonotic disease is increasing all over the world [1]. As there is not any significant decrease in yearly reported cases trend in Iran and potential spatial distribution of leptospirosis remain unknown in national level, we tried to figure out the geographic distribution pattern of leptospirosis in all parts of Iran. The aim of this study is produci...
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