BACKGROUND The built environment, a key component of environmental health, may be an important contributor to health disparities, particularly for reproductive health outcomes. OBJECTIVE In this study we investigated the relationship between seven indices of residential built environment quality and adverse reproductive outcomes for the City of Durham, North Carolina (USA). METHODS We surve...

in this study two indices of tempo and quantum of fertility for the city of tehran are calculated. the tables are based on data which have been collected in a survey in 1986. the sampling was administrated at two stages. at the beginning 158 geographical points were considered (the number of first birth order during 24 hours in tehran), then on the first stage 17 random geographical points were...

The effect of ordinary and restricted selection indices on body weight at different ages changes in birth weight of Iranian Moghani sheep was studied. Traits in the aggregate genotype were birth weight (BW), body weights at 3 (BW3) and 12 months of age (BW12). Two ordinary selection indices (I1 and I2) and two restricted selection indices (R1 and R2) were constructed. BW and BW3 were included i...

BACKGROUND To evaluate the association between rate of gestational weight gain and preterm birth varying prepregnancy body mass indices and trimester. METHODS Data from Maternal and Newborn's Health Monitoring System on 17475 pregnant women who delivered live singletons at ≥ 28 weeks of gestation between October 2013 and September 2014 from 12 districts/counties of 6 provinces in China and st...

introduction: birth weight is one of the important sanitary indices in evaluating the prenatal care all over the world. the purpose of this research was to determine the relationship between the bio-environmental characteristics of mothers with infant’s birth weight. materials and methods: in corrolation study, first, all newborn babies in hospitals and maternity centers khuzestan between farwa...

Background: Although many efforts made for the advancement of medical science, it is distributed inequitably despite of all existing financial and human resources facilities. Children as the most important and vulnerable groups of society are influenced by these inequities. The Objective of this study is comparison of children health indices in rich and poor rural zones in Mashhad/Iran. Methods...

BACKGROUND Previous studies indicated an association between intrauterine exposure to perfluorooctane sulfonate (PFOS) or perfluorooctanoate (PFOA) and lower birth weight. However, these perfluoroalkyl acids (PFAAs) have to some extent been substituted by other compounds on which little is known. OBJECTIVES We investigated the association between specific PFAAs and birth weight, birth length,...

background: given the importance of birth weight and the effects of anthropometric indices and socioeconomic status on it, this study was conducted to assess birth weight and its related factors among infants born in the hospitals of ahwaz jondishapour university. methods: this cross-sectional study was carried out on 269 newly born babies and their mothers in hospitals of ahwaz jondishapour un...

Characteristics of the uterine and umbilical artery blood flow patterns are indirect measures of uteroplacental circulation. We examined whether uterine and umbilical artery resistance indices are influenced by maternal demographic and lifestyle characteristics, track from the second trimester to the third, and are associated with the risk of pregnancy complications. This analysis was embedded ...

Introduction: birth weight is one of the important sanitary indices in evaluating the prenatal care all over the world. The purpose of this research was to determine the relationship between the bio-environmental characteristics of mothers with infant’s birth weight. Materials and Methods: In corrolation study, first, all newborn babies in hospitals and maternity centers Khuzestan between...