نتایج جستجو برای: rate of pregnancy
تعداد نتایج: 21218188 فیلتر نتایج به سال:
introduction: the contraception has been practiced for over 4000 years and the prevalence of contraceptive use has increased worldwide.the existing methods of contraception are not perfect and their acceptability is limited by side effects and inconvenience.thus there is a real need for new methods of contraception to be developed. the effects of the follicular fluid on the pregnancy rate has b...
background: for more than four decades clomiphene citrate has been the first line of the treatment for ovulatory disorders. the aim of this study was to compare the effects of letrozole and clomiphene citrate on ovulation and pregnancy rate in patients with polycystic ovary syndrome. methods: in this prospective double-blind study, 100 patients with polycystic ovary syndrome were randomized i...
Background Coasting is the most common method used in the prevention of ovarian hyperstimulation syndrome (OHSS) acting through vascular endothelial growth factor (VEGF) reduction. However, the pregnancy rate is reported to fall with coasting when it takes more than three days. Recently lowdose cabergoline, a selective D2 dopamine receptor agonist has been proven to selectively reduce vascular ...
Introduction: Unwanted pregnancy is one of the most important problems in family planning programs especially in developing countries. This cross-sectional study was conducted to determine the prevalence of unwanted pregnancy and factors that contributes to it's existence in ten cities in Islamic Republic of Iran. Methods and Materials: From cases, 1548 subjects referring to the antenatal clini...
Background: Preimplantation genetic aneuploidy screening (PGS) has been performed during the last decade as a way of enhancing embryo selection in patients with an increased incidence of embryonic numerical chromosome abnormalities (advanced maternal age, recurrent miscarriage, and recurrent implantation failure). It has been proposed that the replacement of euploid embryos in these patients wo...
Background: While anti-Müllerian hormone (AMH) level allows quantitative evaluation of ovarian reserve, its predictive value for live births following assisted reproductive technology cycles has remained controversial. The aim of the present study was to assess the importance of AMH in predicting live birth following intrauterine insemination (IUI) in the case of low or very lo...
ABSTRACT Background and Objectives: Human chorionic gonadotropin (hCG) is the embryonic hormone and one of the most important factors for implantation. The present study aimed to evaluate effect of intra-uterine injection of hCG before embryo transfer on the pregnancy outcome in IVF. Method...
چکیده معضل چاقی به عنوان عارضه ای جدی برای زندگی بی تحرک و ماشینی، مورد توجه اغلب مراکز بهداشتی و درمانی دنیا قرار گرفته است. چاقی عامل زمینه ساز و در واقع عامل خطری برای بروز بیماری های قلبی - عروقی است که عموماً با کاهش طول عمر مورد انتظار و افزایش بیماری همراه است. هدف پژوهش حاضر تأثیر 12 هفته تمرینات ویبریشن کل بدن، تمرینات هوازی و تمرینات ترکیبی( هوازی و ویبریشن کل بدن) بر ترکیب بدنی زنان ...
Background & Aim: Violence during pregnancy affects both mother and fetus. This study was performed to investigate the relationship between physical, sexual and psychological violence during pregnancy and low birth weight in the world as a meta-analysis. Methods & Materials: This study is a meta-analysis that was performed on articles published in Persian and English languages from the begin...
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