Prenatal Care and Subsequent Birth Intervals

Organizing Prenatal Care and Identifying Risk Factors

هنگامی حاملگی پرخطر در نظر گرفته می شود که احتمال سرانجام بد برای مادر و نوزاد نسبت به زنان حامله عادی بیشتر باشد. اکثر حاملگی ها براساس این تعریف پرخطر نمی باشند.

On postponement and birth intervals

Inadequate utilization of prenatal care in two Brazilian birth cohorts.

Data for two birth cohorts from two Brazilian municipalities, Ribeirão Preto in 1994 and São Luís in 1997/1998, were used to identify and compare factors associated with inadequate utilization of prenatal care and to identify factors capable of explaining the differences observed between the two cities. Prenatal care was defined as adequate or inadequate according to the recommendations of the ...

Season of birth and subsequent body size: the potential role of prenatal vitamin D.

OBJECTIVES The relationship between season of birth and various physical and psychological outcomes was reported in many studies, although the underlying mechanism still remains unrecognized. The aim of this study was to explore the season-of-birth effect on body size in the sample of 1,148 eight-year-old Polish urban children and propose the mechanism responsible for this effect. METHODS The...

Birth intervals and fertility decline in Africa “Birth intervals and fertility in Africa”