background family plays an important role in helping adolescent acquiring skills or strengthening their characters. objectives we aimed to evaluate the influences of family factors, risky and protective, on adolescent health-risk behavior (hrb). patients and methods in this cross-sectional study, students of high schools in kerman, iran at all levels participated, during november 2011 till dece...

background to assess the concept of children concerning their health and its risk factors, a group of primary and middle school students were asked to draw a few relevant pictures in order to deeply explore the comprehension of this key group.   methods in this cross-sectional study 1165 students, aged 7-15 years old, selected through random stratified sampling, were asked to draw a number of e...

background to identify the prevalence of behavioural (pre-pregnancy), obstetrical and medical risks of pregnancy in iranian women.   methods a total of 2993 postpartum women who delivered in 23 randomly selected hospitals of six provinces were enrolled in this nationwide cross-sectional study. a structured questionnaire was completed based on interviewees’ self-reports and medical record data, ...

background: reprocessing of sewage sludge to agricultural land is preferred to disposal through landfill or incineration due to its potentially beneficial effects on soil fertility from organic matter and plant nutrients, such as n and p, present in the sludge. therefore, this study was conducted to investigate the impact of sewage sludge and chemical fertilizers on pb and cd accumulation in fe...

conclusions cardiovascular and respiratory problems mortality, as well as referrals to hospitals due to such diseases, was increased since 2010 till 2012. in 2013, however, the death toll was less than what had been in 2012, in spite of more concentration. the reason is that ahvaz had 160 days with concentration more than 400 μg/m3 in 2013 whereas this was 198 days in 2012. also, every 10 μg.m-...

introduction all nations are striving for development. economic development is one of the main parts of development process, but not all of it. populations health is one of the main factors of economic development, and child’s mortality is one of the main factors of population health status. the aim of this study is investigating the role of socioeconomic disparties in under 5 mortality in east...

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to understand the present status of metal contamination along the haiphong-halong coast, the concentrations of as, cd, cr, cu, pb, and zn were seasonally determined in rock oysters from four sites during 2013. the results indicated that a high concentration of heavy metals was found in oysters. the average concentrations of zn and cu were extremely high, ranging from 823.6–3201.6 and 238.1–1597...

background: iran has a high c-section rate (40.6% in 2005). the objective of this study was to assess the associations and population-attributable risks (par) of risk factors combinations and c-section in the southwest iran. methods: we performed a population-based cohort study using the reports provided by shiraz university of medical sciences. the cohort included pregnant women within septemb...