Maternal age, birth order, and race: differential effects on birthweight
نویسندگان
چکیده
منابع مشابه
O-27: Maternal Age and Low Birth Weight
Background: The weight of fetus at birth is widely acceptable parameter that can demonstrate the health of mother. Low birth weight (LBW) (birth weight less than 2500g) is significantly related to the neonatal survival and postnatal morbidity. Adolescence pregnancy is an important risk factor of LBW. The main objective of this study was therefore to determine the prevalence of LBW and relations...
متن کاملIncidence of neurosis related to maternal age and birth order.
Order of birth and the strongly associated variable maternal age have often been investigated as possible determinants of a variety of congenital abnormalities. The work of Penrose (1934) and Malzberg (1950) on mongolism, and that of Still (1927) and McKeown, MacMahon, and Record (1951) on congenital pyloric stenosis has pointed to some of the difficulties. Birth order has also frequently been ...
متن کاملMaternal age at child birth, birth order, and suicide at a young age: a sibling comparison.
Previous studies have reported strong associations between birth order, maternal age, and suicide, but these results might have been confounded by socioeconomic and other factors. To control for such factors, we compared suicide risk between siblings and studied how maternal age at child birth and birth order influenced risk in a cohort study of 1,690,306 Norwegians born in 1967-1996 who were f...
متن کاملThe influence of maternal age, spacing and number of pregnancies on birth weight and height
In this study the relation between maternal age, spacing number of pregnancies and birth weight and height was evaluated 1000 newborns in Fatemeh hospital in Hamedan. The growth parameters of newborns from mothers aged 18-35 years, were more than newborns from mothers under 18 or over 35 years. Also infants born from mothers, how had less than 24 months interval between pregnancies weight less...
متن کاملAssociation between Maternal Smoking during Pregnancy and Low Birthweight: Effects by Maternal Age
BACKGROUND Maternal smoking during pregnancy has been consistently related to low birthweight. However, older mothers, who are already at risk of giving birth to low birthweight infants, might be even more susceptible to the effects of maternal smoking. Therefore, this study aimed to examine the modified association between maternal smoking and low birthweight by maternal age. METHODS Data we...
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ژورنال
عنوان ژورنال: Journal of Epidemiology and Community Health
سال: 2010
ISSN: 0143-005X,1470-2738
DOI: 10.1136/jech.2009.088567