نتایج جستجو برای: trend in childbearing

تعداد نتایج: 16983615  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده فنی و مهندسی 1388

asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...

2008
Maria Cancian Sheldon Danziger

The correlation between family structure and economic well-being is well established. Poverty rates vary dramatically by family structure; in 2006 about 8 percent of married couples with children, 40 percent of single mother families, and 14 percent of single father families were poor. Eligibility for income support programs, including cash welfare, food stamps, and the Earned Income Tax Credit...

Abstract Introduction: Childbearing results from a productive behavior within the family arisen from couples’ decision to have children. The role of men in making decisions about childbearing and their intentions are often overlooked in studies. Objective: This study aimed to investigate males’ first childbearing decision and their contributing factors. Materials and Methods: This was an anal...

2010
Spyridon Arampatzis Ioannis Stefanidis Vassilios Lakiopoulos Luigi Raio Daniel Surbek Markus G Mohaupt

Normal pregnancy corresponds to a procoagulant state. Acute myocardial infarction during pregnancy is rare, yet considering the low non-pregnant risk score of childbearing women it is still surprisingly frequent. We report a case of postpartum recurrent non-ST elevation myocardial infarction in a 40-year-old caucasian woman with essential thrombocythaemia in the presence of a positive JAK-2 mut...

2013
Jennifer A. Holland

BACKGROUND Some scholars claim that marriage is an outmoded institution, decoupled from the childbearing process in Sweden. However, it is likely that the presence of children is still linked to marriage, since most children born to cohabiting couples experience the marriage of their parents. The temporal ordering of childbearing and marriage may be informative as to the meaning of marriage. OB...

Journal: :JPMA. The Journal of the Pakistan Medical Association 2011
Hafsa Muhammad Hanif

Maternal age at conception has long been demonstrated to have a significant correlation with pregnancy outcome and maternal health. Classically, very young (<20 years old) and old (= or >35 years) women have been classified as high-risk categories for child bearing. Recently, career, education, financial, and other goals have coerced women to delay childbearing all over the world. This trend is...

2008
Dmitry M. Kissin Denise J. Jamieson

bstract Purpose: The majority of births to young women are unintended (either mistimed or unwanted), bearing an increased risk of poor health outcomes for both mother and child. In this analysis, we describe trends of unwanted, mistimed, and intended births reported by all women and specifically by young women in the National Survey of Family Growth (NSFG). Methods: Using data from the 1982, 19...

Journal: :NCHS data brief 2011
Stephanie J Ventura Brady E Hamilton

Teenage childbearing has been the subject of long-standing concern among the public and policy makers. Teenagers who give birth are much more likely to deliver a low birthweight or preterm infant than older women, and their babies are at elevated risk of dying in infancy. The annual public costs associated with teen childbearing have been estimated at $9.1 billion. The U.S. teen birth rate fell...

ژورنال: طلوع بهداشت یزد 2017
جاروندی, فرزانه, حاجی نجف, سعیده, ساکی, مریم, شاکری نژاد, قدرت اله,

Introduction: During the recent years, significant demographic changes have occurred in the world. One of the most important changes has been an unprecedented decline in fertility in all regions of the world. Parallel to these changes, the Islamic Republic of Iran has experienced extensive changes, So that during the last three decades, the fertility rate in Iran has fallen astonishingly. The a...

2015
Zhao-Jia Ge Heide Schatten Cui-Lian Zhang Qing-Yuan Sun

It has become a current social trend for women to delay childbearing. However, the quality of oocytes from older females is compromised and the pregnancy rate of older women is lower. With the increased rate of delayed childbearing, it is becoming more and more crucial to understand the mechanisms underlying the compromised quality of oocytes from older women, including mitochondrial dysfunctio...

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