نتایج جستجو برای: 39 years
تعداد نتایج: 1064048 فیلتر نتایج به سال:
OBJECTIVE To investigate the impact of advanced maternal age on the rate of perinatal mortality. DESIGN Retrospective cohort study including all 56,517 singleton hospital deliveries between 1999 and 2008. METHODS Data were analyzed according to maternal age at delivery in 3 groups of women, 25-34 years, 35-39 years and ≥ 40 years, using the youngest as the reference group. RESULTS Odds ra...
abstract present research considered to examine and compare shahrray 14 years girls and boys narrative concerning with their responsibilities in this research, statistical society are 14 years girls and boys of shahrry . for performing this research. first, 14 years of 50 boys and 50 girls were selected in accidental method and have filled memati hormaled adolescents responsibility questioner...
BACKGROUND Growth failure in children less than five years old can lead to the serious complications such as increased mortality, learning difficulties or physical disability. The aim of this study was to investigate the nonorganic factors affecting the growth trend in less than two years children living in Zanjan, Iran. METHODS This longitudinal study was conducted on a sample of 3566 childr...
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