نتایج جستجو برای: pregnancy rate

تعداد نتایج: 1080362  

2013
Tim Blackman

Teenage pregnancy rates in the UK are high compared with many other countries but there is marked variation across local areas, including those with high deprivation. This study uses the method of Qualitative Comparative Analysis to identify conditions associated with the presence or absence of a narrowing gap in teenage pregnancy rates as measured by the differences between deprived local auth...

Journal: :Ghana medical journal 2017
Mohammed Mouhajer Samuel Obed Amalachukwu M Okpala

Ectopic pregnancy is a common cause of morbidity and mortality in women of reproductive age especially in resource deprived areas worldwide. Cervical ectopic pregnancy is a rare, life threatening form of ectopic pregnancy which needs a high index of suspicion for diagnosis, thus adding a complex twist to the dilemma faced by the obstetrician in resource deprived areas. A case of a cervical ecto...

Journal: :Journal of consulting and clinical psychology 2009
David C R Kerr Leslie D Leve Patricia Chamberlain

Preventing adolescent pregnancy is a national research priority that has had limited success. In the present study, the authors examined whether Multidimensional Treatment Foster Care (MTFC) relative to intervention services as usual (group care [GC]) decreased pregnancy rates among juvenile justice girls mandated to out-of-home care. Girls (13-17 years of age) with histories of criminal referr...

Journal: :Journal of animal science 1977
D R Bennett R P Rathmacher R L Cochrane

Cyclic and pseudopregnant rats were treated with ergocornine hydrogenmaleate (1 mg), to evaluate the use of induced luteolysis as a method for synchronizing mating. Pseudopregnancy in non-treated rats was found to decrease the degree of mating synchronization, prolong gestation and decrease the number of young born per pregnant female. Ergocornine treatment of both cyclic and pseudopregnant rat...

Journal: :Journal of animal science 2016
A J Roberts R N Funston E E Grings M K Petersen

Nutritional and environmental factors have been shown to cause epigenetic changes that influence characteristics of the offspring throughout life. In livestock, small differences in nutrition during gestation may alter lifetime production efficiency of offspring. Therefore, the potential for fetal programing should be considered when determining supplemental feeding strategies during gestation....

Journal: :National vital statistics reports : from the Centers for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistics System 2003
Stephanie J Ventura Joyce C Abma William D Mosher Stanley Henshaw

OBJECTIVES This report presents detailed pregnancy rates for 1990-99. Rates for 1991-97 are revised using populations consistent with the April 1, 2000, census; the revised populations are also used for the new 1998-99 rates. METHODS Tabular and graphic data on pregnancy rates by age, race, and Hispanic origin, and by marital status are presented and described. RESULTS In 1999, an estimated...

1997
E. L. Squires

Insemination at the uterotubal junction is a practical technique that can be used to decrease the number of spermatozoa used per insemination. Video endoscopic insemination allows one to visualize the uterotubal papilla during the insemination and provide higher pregnancy rates than a flexible AI catheter. Further studies are needed to determine if a consistent technique can be developed for de...

Journal: :Journal of obstetrics and gynaecology : the journal of the Institute of Obstetrics and Gynaecology 2012
P de Rosnay L M Irvine

Calculating rates of ectopic pregnancy in a reliable and reproducible way can be challenging. To date, there is no consensus as to which denominators to use but the authors suggest using the total number of deliveries as a benchmark. In many developing countries where ectopic pregnancy is a major cause of maternal morbidity and mortality, standardisation of epidemiological data is arguably even...

Journal: :iranian journal of medical sciences 0
mohammad ebrahim parsanezhad afsoon zarei abdolreza rajaeefard vivian frank ernst hienrich schmidt

background: currently clomiphene citrate is the first-line treatment to induce ovulation in women with polycystic ovarian syndrome (pcos). surgical therapy with laparoscopic ovarian drilling (lod) may avoid or reduce the need for gonadotropins.   objective: to determine the effectiveness and safety of lod compared with ovulation induction in subfertile women with clomiphene-resistant pcos.   se...

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