نتایج جستجو برای: pregnancy rate
تعداد نتایج: 1080362 فیلتر نتایج به سال:
Despite this success, England and Wales still have some of the highest teenage pregnancy rates in the developed world. There is also significant disparity in teenage conception rates between areas within these regions, with some areas experiencing rates as high as 40 pregnancies per 1000 girls under the age of 18, while others have rates as low as five per 1000. This briefing examines teenage c...
Unintended pregnancy can carry serious consequences for women and their families. We estimate the incidence of pregnancy by intention status and outcome at worldwide, regional, and subregional levels for 2008, and we assess recent trends since 1995. Numbers of births are based on United Nations estimates. Induced abortions are estimated by projecting from recent trends. A model-based approach i...
Tubal pregnancy with caesarean scar pregnancy is rare. Early, accurate diagnosis and treatment for this kind of ectopic pregnancy can lead to a decrease of maternal morbidity and mortality. Here, we report a rare case of spontaneous tubal pregnancy co-existing with caesarean scar pregnancy. After timely emergency laparoscopy and curettage, the patient was cured.
We present two cases of ectopic pregnancy located within the remnant tube following ipsilateral salpingectomy. This particular pathology is rare and yet has significant consequences for the patient, with mortality rates 10-15 times higher than other ectopic pregnancies. It demonstrates that salpingectomy does not exclude ectopic pregnancy on the ipsilateral side. We suggest careful clinical con...
planned pregnancy among these countries is strikingly reflected in the disparity in abortion rates. The overall U. S. abortion rate (25.9 abortions per 1,000 women aged 15–44) is 1.7 times that of Canada (15.3 per 1,000) and more than four times that of the Netherlands (6.0 per 1,000).5 Differences in pregnancy rates, however, are not so marked. Again, the United States reports the highest rate...
Live births, induced abortions, and miscarriages/stillbirths are usually examined separately. This article combines the three outcomes to focus on pregnancy in Canada from 1974 to 1992. An estimated 525,100 pregnancies ended in Canada during 1992. While this was a substantial increase from 438,300 in 1974, the pregnancy rate in 1992-77 pregnancies per 1,000 women aged 15 to 44-was actually lowe...
BACKGROUND Many western nations continue to have high rates of teenage pregnancies and births, which can result in adverse outcomes for both mother and child. This study identified possible antecedents of teenage pregnancy using linked data from administrative sources to create a 14-year follow-up from a cross-sectional survey. METHODS Data were drawn from two sources - the 1993 Western Austr...
Pregnancy detection has evolved over the last few decades and the importance of early pregnancy detection is critical to minimize the amount of time a cow spends not pregnant. Embryonic mortality (EM) is generally considered to be the primary factor limiting pregnancy rates in cattle and occurs early (<day 28) or late (≥ day 28) during gestation (day 0 = estrus). In cattle, the incidence of ear...
Survival and development of human embryos was compared following slow cooling versus vitrification involving more than 13,000 vitrified embryos. In addition, the efficacy of an open system, the Cryotop, and a closed vitrification system, the CryoTip(trade mark), were compared using human blastocysts. One hundred percent of vitrified human pronuclear stage embryos survived and 52% developed to b...
background: implantation is considered as the rate-limiting step in success of assisted reproduction techniques, and intrauterine insemination cycles. it might be affected by ovarian superovulation and endometrial local scratching. objective: this study aims to investigate the effect of local endometrial injury on the outcome of iui cycles. materials and methods: in this randomized clinical tri...
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