نتایج جستجو برای: birth size
تعداد نتایج: 670490 فیلتر نتایج به سال:
PURPOSE To determine whether poor fetal growth, as determined by size at birth, is associated with an increased risk of age-related cataract. METHODS A total of 741 men and women born in Sheffield, England between 1922 and 1930 and whose size at birth was available were traced and invited to take part in the study. Of these, 392 (53%) attended for ophthalmic examination. Lens opacity in these...
Stillbirth in swine ranges from 2 to 9%, resulting in a significant loss of piglets. Previous studies clearly indicate a relationship between prolonged birth intervals and stillbirth, but factors influencing birth intervals are not fully known. To characterize birth intervals and stillbirth, farrowing was recorded during three farrowing seasons. Blood samples were collected on d 110 and d 113 o...
A study to evaluate the reproductive performance of Abergelle goat was carried out at Sekota District of Amhara National Regional State. On-farm flocks from two peasant associations were monitored for two years to collect data. Data collected included identification number of doe and kid, birth / kidding date, kid birth weight, sex of kid, post partum doe weight, litter size, parity of doe. Dat...
OBJECTIVE To determine whether maternal prepregnancy shoe size can be used to reliably predict infant birth weight. METHOD This is a cross-sectional study of 111 consecutive patients admitted to the maternity care unit of a small community hospital. Data collected included prepregnancy height, maternal weight, maternal shoe size, maternal age, gravidity, parity, ethnicity, and method of deliv...
Small size at birth continues to be a problem worldwide and many factors, including reduced folate intake and Pb exposure, are associated with it. However, single factors rarely explain the variability in birth weight, suggesting a need for more complex explanatory models. We investigated environment-gene interactions to understand whether folate intake and maternal Pb exposure were associated ...
BACKGROUND The scientific literature poses a perplexing dilemma for pregnant women with respect to the consumption of fish from natural bodies of water. On one hand, fish is a good source of protein, low in fat and a rich source of other nutrients all of which have presumably beneficial effects on developing embryos and fetuses. On the other hand, consumption of fish contaminated with environme...
the objective of this study was to evaluate genetic and phenotypic parameters for some reproductive traits of black bengal does. genetic parameters were estimated by residual maximum likelihood procedure, fitting an animal model ignoring maternal genetic or permanent environmental effects. the least-squares means of litter size at birth (lsb), litter size at weaning (lsw), litter weight at birt...
Birth weight, subsequent growth, and cholesterol metabolism in children 8-12 years old born preterm.
AIMS To test the hypothesis that plasma lipids, lipoproteins, and markers of cholesterol biosynthesis (lathosterol) and absorption efficiency (campesterol) in children aged 8-12 years are related to birth size and subsequent growth. METHODS A total of 412 girls and boys weighing less than 1850 g at birth were studied. Birth weight, gestation, and weight at 18 months were recorded and followed...
The relation between periconceptional vaginal permicide use and sex ratio at birth, birth weight, and the frequency of congenital anomalies was examined in a cohort of 2,712 New York City obstetric patients, 149 of whom (5.5 per cent) became pregnant while using spermicides or had used spermicides before and after conception. Periconceptional spermicide use was not associated with any important...
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