نتایج جستجو برای: birth rate

تعداد نتایج: 1061812  

2018
Marie Delnord Béatrice Blondel Caroline Prunet Jennifer Zeitlin

OBJECTIVES To investigate whether risk factors for preterm (<37 weeks gestation) and early-term birth (37 and 38 weeks gestation) are similar. DESIGN Nationally representative cross-sectional study of births. SETTING France in 2010. PARTICIPANTS Live singleton births (n=14 326). PRIMARY AND SECONDARY OUTCOME MEASURES Preterm and early-term birth rates overall and by mode of delivery (sp...

2017
N Morisaki T Ganchimeg JP Vogel J Zeitlin JG Cecatti JP Souza C Pileggi Castro MR Torloni E Ota R Mori SM Dolan S Tough S Mittal V Bataglia B Yadamsuren MS Kramer

OBJECTIVE To evaluate the extent to which stillbirths affect international comparisons of preterm birth rates in low- and middle-income countries. DESIGN Secondary analysis of a multi-country cross-sectional study. SETTING 29 countries participating in the World Health Organization Multicountry Survey on Maternal and Newborn Health. POPULATION 258 215 singleton deliveries in 286 hospitals...

Journal: :NCHS data brief 2009
Stephanie J Ventura

Childbearing among unmarried women has been the subject of intense public policy and public health concern for decades, much of it reflecting concerns about the impact on family structure and the economic security of children. Nonmarital births are at higher risk of having adverse birth outcomes such as low birthweight, preterm birth, and infant mortality than are children born to married women...

2011
Jisuk Bae Jung Han Park Yoo Keun Park Jong-Yeon Kim Sang-Won Lee Soon-Woo Park

OBJECTIVES This study measured the impact of shifts in maternal age and parity on the increase in the low birth weight (LBW) rate in Korea. METHODS We obtained raw data for all 6 397 945 live births registered at the Korea National Statistical Office between 1995 and 2005. We calculated the proportion of increment in the LBW rate due to changes in the distribution of maternal age and parity (...

Journal: :MMWR. Morbidity and mortality weekly report 1993
White Black

Teenage Pregnancy — Continued In 1990, there were an estimated 1 million pregnancies and 521,626 births to U.S. women aged 15–19 years (1). Because of the adverse health, social, and economic consequences of teenage childbearing, CDC analyzed data on teenage pregnancies and births (1,2). These data will be used to monitor progress toward national goals and to assist in targeting program efforts...

2015
ME Hoque TJ Mashamba

Teenage pregnancy is considered to be an important public health problem and it is most prevalent in sub-Saharan Africa. Studies from developed and developing countries regarding adverse teenage pregnancy outcomes differ. The objective of this study is to investigate adverse obstetric outcome in teenage pregnancy in comparison with the adult pregnancy at a tertiary hospital in South Africa. A r...

Journal: :Journal of periodontology 2007
H Uslu Toygar G Seydaoglu S Kurklu E Guzeldemir N Arpak

BACKGROUND Preterm low birth weight (PLBW) is a problem encountered worldwide. The many causes of low birth weight (LBW) and premature or preterm birth (PTB) vary among developing/industrialized countries. Few studies have been published, in part because of the paucity of subjects and the ethnic heterogeneity of the populations. Our goals were to correlate maternal periodontal disease with birt...

بابایی, هما, رضایی, منصور, عالیپور, علی اصفر, مرادی فرا دنبه, لیلا,

Background and Objective: The survival rate of newborns not only depends on birth weight and gestational age, but also on other factors including physiological conditions and especially disease severity during the first hours of life. This study was designed to assess different variables and particularly the score for Neonatal Acute Physiology-II (SNAP-II), and their impact on the fate of the a...

2011
Lene AH Haakstad Kari Bø

BACKGROUND Birth weight plays an important role in infant mortality and morbidity, childhood development, and adult health. To date there are contradictory results regarding the role of physical activity on birth weight. In addition, it is questioned whether exercise during second and third trimesters of pregnancy might affect gestational age and increase the risk of preterm delivery. Hence, th...

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