نتایج جستجو برای: cohort

تعداد نتایج: 217733  

2017
Menghan Gao Lars Brännström Ylva B Almquist

Background Children placed in out-of-home care (OHC) have exceedingly high rates of health problems. Their poor health tends to persist across adolescence and into young adulthood, resulting in increased risks of mortality. Yet, very little is known about this group's mortality risks later in life. The aim of this study was to investigate whether OHC was associated with the risk of all-cause mo...

Journal: :iranian red crescent medical journal 0
hamed akbari health research center, baqiyatallah university of medical sciences, tehran, ir iran; department of hse, science and research branch, islamic azad university, zahedan, ir iran ramazan mirzaei department of occupational health, health promotion research center, zahedan university of medical sciences, zahedan, ir iran; department of occupational health, health promotion research center, zahedan university of medical sciences, zahedan, ir iran. tel: +98-9122887587, fax: +98-2182482483 tahereh nasrabadi department of nursing, islamic azad university, zahedan branch, zahedan, ir iran mohammad gholami-fesharaki biostatistics department, faculty of medical sciences, tarbiat modares university, tehran, ir iran

conclusions according to the findings of this study, there is no relationship between shift work and changes in serum tg and cholesterol. the lack of relationship can be due to shift plans for shift workers, nutrition, or the “healthy heart project” at isfahan mobarakeh steel company. results the results showed a significant difference in cholesterol levels between shift workers and day workers...

Journal: :iranian journal of otorhinolaryngology 0
mohammad saeed ahmadi department of otolaryngology & head and neck surgery, school of medicine, hamadan university of medical sciences, hamadan, iran. shahriar amirhassani department of urology, school of medicine, hamadan university of medical sciences, hamadan, iran. jalal poorolajal research center for health sciences , department of epidemiology & biostatistics, school of public health, hamadan university of medical sciences, hamadan, iran.

introduction: sleep disorder caused by adenotonsillar hypertrophy has been implicated as a cause of primary and secondary nocturnal enuresis in children.  this study was conducted to investigate the effect of adenotonsillectomy on enuresis in children with adenotonsillar hypertrophy.  materials and methods: this prospective cohort study was conducted in hamadan city in western iran, from april ...

Journal: :European journal of population = Revue europeenne de demographie 1998
Z R Ravanera F Rajulton T K Burch

"This paper looks into the timing and sequences of early life transitions of Canadian women using data from the 1995 General Social Survey of Family. Six events occurring in early adulthood are examined: school completion, first job, home-leaving, first cohabitation, first marriage, and first birth. Our analysis of birth cohorts spanning 60 years shows that the biggest changes in timing occurre...

Journal: :گوارش 0
maryam hashemian hossein poustchi fatemeh mohammadi-nasrabadi maryam sharafkhah akbar fazeltabar-malekshah azita hekmatdoost

background dietary factors such as intake of minerals may play a role in the etiology of esophageal cancer. although it has been hypothesized that manganese can affect the risk of some types ofcancer, its role in esophageal cancer is unknown. the objective of this study was to investigate the association between intakes of manganese with esophageal cancer in golestan cohort study. materials and...

Journal: :گوارش 0
ekham jafari akram pourshams houman khademi alireza sadjadi akbar fazeltabar-malekshah goharshad gouglani

background: the incidence rate of esophageal squamouse cell cancer (escc) in eastern part of golestan province in iran is among the highest ones in the world. in order to discover the factors interplay in high rate of escc incidence, several case-control and cross-sectional studies were established in this area.as a cohort study has priority in detecting risk factors of a disease, a 10-year pro...

Journal: :international journal of preventive medicine 0

background: the aim of the current study was twofold: to investigate the effect of veteran status on risk of developing heart disease over a period of 20 years in the united states and to test if socio‑economic characteristics, chronic conditions, health behaviors, body mass index (bmi) and depressive symptoms explain the association between veteran status and risk of heart disease. methods: da...

Journal: :acta medica iranica 0
zinat nadia hatmi department of community medicine, school of medicine, tehran university of medical sciences, tehran, iran. ali kazemi saeid department of cardiology, school of medicine, tehran university of medical sciences, tehran, iran. mohammad ali broumand department of pathology, school of medicine, tehran university of medical sciences, tehran, iran. shabnam najar khoshkar department of community medicine, school of medicine, tehran university of medical sciences, tehran, iran. zahra fakher danesh department of community medicine, school of medicine, tehran university of medical sciences, tehran, iran.

inflammatory basis in pathopoiesis of coronary artery disease (cad) have been demonstrated in recent decades. elevated c-reactive protein (crp) and leukocytosis were associated with an elevated risk   for acute coronary syndrome (acs). to evaluate the relationship between quantitative crp and cardiac troponin i in conjunction with white blood cell (wbc) count and 30 days outcomes and treatment ...

Journal: :middle east journal of digestive diseases 0
aezam katoonizadeh hossein poustchi mohammad reza ostovaneh shirin moossavi maryam sharafkhah saeed esmaili

hepatitis b virus (hbv) infection is the most common cause of end stage liver disease in iran and in golestan province. large-scale population-based prospective cohort studies with long term follow-up are the method of choice to accurately understand the natural course of hbv infection. to date, several studies of hbv epidemiology, natural history, progression to cirrhosis and association with ...

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