نتایج جستجو برای: pregnancies
تعداد نتایج: 21775 فیلتر نتایج به سال:
Abstract Miscarriage is the most common type of pregnancy loss, occurring in up to 15% of clinically recognized pregnancies. Our understanding of the etiology is still limited but is believed to be multifactorial, including endocrine and anatomical abnormalities, immunologic, genetic and lifestyle factors. The aim of this study was to explore whether genetic variability in miscarriage is under ...
Background & aim: Despite the success of family planning programs in Iran in the recent decades, considerable proportions of pregnancies are still unintended and can be a cause of poor mental and physical health of the mother and child. The aim of this study was to investigate some important factors affecting uplanned pregnancies among married women in Semnan province, one of the developed prov...
BACKGROUND Growth failure is associated with adverse consequences, but studies need to control adequately for confounding. OBJECTIVE We related height-for-age z scores (HAZs) and stunting at age 24 mo to adult human capital, marriage, fertility, health, and economic outcomes. DESIGN In 2002-2004, we collected data from 1338 Guatemalan adults (aged 25-42 y) who were studied as children in 19...
OBJECTIVE Information on adverse pregnancy outcomes is important to monitor the impact of public health interventions. Miscarriage is a challenging end point to ascertain and there is scarce information on its rate in low-income countries. The objective was to estimate the background rate and cumulative probability of miscarriage in rural western Kenya. DESIGN This was a population-based pros...
PURPOSE The aim of the study was to assess the prevalence, knowledge and behavior about reproductive tract infections (RTIs) among rural Chinese women in Hunchun, China. METHODS The study employed a cross-sectional research design with a convenience sample of 190 participants who had received microfinancing. Data were collected by trained research staff, utilizing face to face interviews and ...
OBJECTIVE Pregnancy is a physiological condition that its concurrence with fasting introduces some controversies about condition of mother and fetus. This study was conducted to evaluate the effect of fasting on pregnancy outcome. METHODS The historical cohort paradigm of this study was conducted on referrals of one of the Tehran's hospitals in 2004. All pregnant women at one of the trimester...
BACKGROUND Occurrence and consequence of cord blood (CB) vitamin D insufficiency/deficiency has not been adequately explored despite rising concern regarding this topic in pediatrics. This study was designed to determine the rate, maternal risk factors, and clinical outcomes in infants in association with vitamin D insufficient/deficient status at birth. METHODS American Academy of Pediatrics...
Maternofetal immune tolerance is essential to maintain pregnancy. The maternal immunological tolerance to the semiallogeneic fetus becomes greater in egg donation pregnancies with unrelated donors as the complete fetal genome is allogeneic to the mother. Instead of being rejected, the allogeneic fetus is tolerated by the pregnant woman in egg donation pregnancies. It has been reported that mate...
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