Occupational physical activity and other risk factors for preterm birth among US Army primigravidas.
نویسندگان
چکیده
منابع مشابه
Risk factors for occupational knee related disability among enlisted women in the US Army.
AIMS To identify sociodemographic and occupational determinants of knee related disability discharge from the US Army among enlisted women, and to investigate effect modification. METHODS A case-control study of 692 cases of knee related disability discharge and 2080 incidence density matched controls nested within the population of all 244 000 enlisted women on active duty in the US Army, 19...
متن کاملPreterm Delivery Risk in Relation to Maternal Occupational and Leisure Time Physical Activity Among Thai Women.
BACKGROUND Little is known about the relationship between maternal occupational physical exertion and leisure time physical activity (LTPA) with preterm delivery (PTD) among Thai women, a population that differs in many respects from women in Western countries. OBJECTIVES To evaluate associations of maternal occupational physical exertion and LTPA with PTD in aggregate and in subgroups (i.e.,...
متن کاملClinical Risk Factors for Preterm Birth
1.1 Definitions Preterm birth (PTB) refers to the birth of a baby that occurs before 37 completed weeks of gestation. PTB can be further sub-categorized as late preterm delivery34 to 36 completed weeks gestation, moderately preterm32 to 34 completed weeks, very pretermless than 32 weeks, and extremely pretermless than 28 weeks gestation (Lockwood, et al., 2011). Preterm birth can also be define...
متن کاملEffects of physical activity on preterm birth.
The authors conducted a cohort study of low income women to determine the effect of physical activity on the risk of preterm birth. Women were sampled prenatally from four clinic sites and were scheduled for delivery at the University of Maryland Medical Systems (UMMS). Women who delivered infants at UMMS but who had received no prenatal care were also eligible. Preterm delivery was defined as ...
متن کاملNon-occupational physical activity during pregnancy and the risk of preterm birth: a meta-analysis of observational and interventional studies
A meta-analysis was conducted to evaluate the association between non-occupational physical activity (PA) during pregnancy and the risk of preterm birth (PTB). By searching PubMed and EMBASE from inception to August 20, 2016, 25 observational studies (18 cohorts and 7 case-controls) and 12 interventional studies were identified. Comparing the highest to the lowest category of leisure-time PA du...
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ژورنال
عنوان ژورنال: American Journal of Public Health
سال: 1990
ISSN: 0090-0036,1541-0048
DOI: 10.2105/ajph.80.6.728