background: the purpose of this study was to determine the prevalence of depression symptoms and the effect of various demographic characteristics on its severity in an elderly population in fars province, southern iran. methods: this cross-sectional study was conducted during may and september 2009. a sample of 1461 men and women, aged more than 60 years were selected using a multistage strati...

conclusions our data provided information on the prevalence and types of intraosseous lesions among an iranian population. this study provided baseline information to help in designing and programming procedures in health care centers in every community so that preventive therapeutic measures can be adopted. patients and methods this cross-sectional descriptive analytical study was carried out ...

conclusions students are considered one of the most vulnerable groups of society. the students living in dormitories are more vulnerable to drug abuse due to the lack of parental supervision and the impact of peer pressure. therefore, localization of acceptance at universities in order to prevent cultural mixing of students and education programs for teaching life skills to students efficiently...

background : the metabolic syndrome has known as an independent risk factor of stroke. the occurrence of this syndrome is due to genetic factors and lifestyle. this study was performed   on the frequency of metabolic syndrome prevalence in ischemic stroke patients compare to control. methods : one hundred ischemic stroke patients and 100 controls (with the same age and sex) were evaluated for t...

background: bovine cysticercosis is one of the most important parasitic diseases caused by the metacestode stage of the human tapeworm taenia saginata. the public health and economic consequences of this parasite may be considerable due to downgrading and the condemnation of carcasses. therefore, this survey was designed to estimate the prevalence, economic losses and food safety importance of ...

background: the impact of work-related musculoskeletal disorders (wrmsds) on functional performance of nigerian welders is unknown. this study investigated the prevalence, pattern and impact of wrmsds on functional efficiency among welders in alimosho local government, lagos state, nigeria.   materials and methods: this cross sectional survey involved 177 welders in a rural-urban area in nigeri...

background: to estimate and compare prevalence of overweight and obesity among adult people across the 22 districts of tehran in 2011.   method s: this was a cross-sectional study using data on 47,406 women and 47,525 men aged≥ 15 years from a large population-based survey (urban heart-2). age-standardized prevalence (asp) of overweight (25≤bmi< 30) and obesity (bmi≥30) were estimated for the t...

background and purpose: multiple sclerosis (ms) is a disease determined by the interaction of genetic and environmental factors. metals are suspected of being involved in ms. there is not any epidemiologic study about mines and ms. the purpose of this study was to determine ms prevalence according to mines in kerman province. methods: this cross-sectional study was conducted on 932 patients in ...

introduction: anxiety is one of the most common mental disorders of community that affects the quality of life. hospitals are associated with human’s life and death and their environment is very stressful. the aim of this study was to determine the prevalence of anxiety among medical students of hormozgan university of medical sciences. methods: this cross-sectional study was carried out in hor...

hepatitis a is acute and usually self - limiting disease, but sometimes it can be dangerous such as in immunosuppressed patients. purpose of this study is to investigate the prevalence of hepatitis a serology in hiv/aids patients. 247 hiv positive patients from march 2005 to september 2006 were entered in this study. participants completed questionnaires to elicit demographic, drug and sex risk...