نتایج جستجو برای: pregnancy duration
تعداد نتایج: 339755 فیلتر نتایج به سال:
چکیده ندارد.
background: so far, many studies investigated factors that affect pregnancy rates after intrauterine insemination (iui). various investigators have not agreed on the nature and ranking of these criteria. objective: the aim of this study was to assess the predictive factors for pregnancy rate after controlled ovarian hyperstimulation (coh)/ iui. materials and methods: retrospective study of all ...
OBJECTIVE To determine if first trimester fetal growth is associated with birth weight, duration of pregnancy, and the risk of delivering a small for gestational age infant. DESIGN Prospective cohort study of 38 033 pregnancies between 1999 and 2003. SETTING 15 centres representing major regions of the United States. PARTICIPANTS 976 women from the original cohort who conceived as the res...
OBJECTIVE The aim of this study was to evaluate the reproductive performance of the Arab mares in the Kingdom of Saudi Arabia (KSA). METHODS Managers of 26 studfarms containing 1014 Arab mares at five districts were asked to complete a questionnaire on the reproductive efficiency of their mares. RESULTS The mean age at first mating was 3.06 ± 0.5 years. Mares were mated equally in winter an...
BACKGROUND Sleep problems are common during pregnancy and in the postnatal period, but there is still a lack of longitudinal population-based studies assessing the quantity and quality of sleep in these women. The aim of the current study was to examine the natural development and stability of insomnia and short sleep duration in women from pregnancy to two years postpartum. METHODS This was ...
Purpose: to evaluate the effect of previous ovarian surgery for endometriosis on the ovarian response in assisted reproduction treatment cycles and its pregnancy outcome. Methods: a total of 61 women, with primary infertility and previous ovarian surgery for endometriosis, submitted to 74 in vitro fertilization/intracytoplasmic spermatozoid injection (IVF/ICSI) cycles, were studied (study group...
Background: Alteration in pattern of sexuality is known to be impressed by couples’ believes about women’s physical and psychological changes during pregnancy. The objective of this study is to evaluate the knowledge and attitudes of couples about sexual relations during pregnancy. Methods: In a descriptive study from February to April 2005, two hundred sixty six consecutive pregnant women ref...
BACKGROUND Ectopic pregnancy is the most important cause of maternal mortality and morbidity in the first trimester. Over the past few decades, the management of ectopic pregnancy has been revolutionized; various modalities of treatment are currently in practice. The purpose of this study was to determine the frequency ofthese modes of treatment of ectopic pregnancy and their outcome. METHODS...
Background: Pregnancy is a normal and pleasant event in women's life, but it often involved with psychological and behavioral changes and can result in stress in some women, such as women that their pregnancies is occurred after infertility treatment. This study aimed to determine the demographic characteristic, fertility, obstetrics, social support factors and relationship with severity o...
Background and Objectives: Reproductive factors are in close relationship with breast carcinogenesis. This matched case-control study was conducted to study the association of reproductive risk factors with the risk of breast cancer (BC) among women in Tehran and northwest of Iran. Methods: This hospital-based case-control study was performed on a total of 432 patients diagnosed with BC with...
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