Embarazos y nacimientos



Professional Training Center
Alejandra O’ Farril
PTC 102
Malena Sobrino
September, 2010


Births: Final Data for 2007
by Joyce A. Martin, M.P.H.; Brady E. Hamilton, Ph.D.; Paul D.Sutton Ph.D.; Stephanie J. Ventura, M.A.; T.J. Mathews, M.S.; Sharon Kirmeyer, Ph.D.; and Michelle J.K. Osterman M.H.S.; Division of Vital Statistics


Introduction
This report presents detaileddata on numbers and characteristics of births in 2007, birth and fertility rates, maternal lifestyle and health characteristics, medical services utilization by pregnant women, and infant healthcharacteristics. A report of preliminary birth statistics for 2007 presented data on selected topics based on a substantial sample (98.7 percent) of 2007 births.
Preliminary 2008 findings are alsoreferenced in this report for key measures where available: the number of births, the general fertility rate, age-specific birth rates, births to unmarried women, and rates of the cesarean delivery, pretermbirth and low birthweight. “Births: Preliminary data for 2008” presents these measures plus several others (the crude birth rate and birth rates by live birth order) in greater detail (e.g., race andHispanic origin of mother, and state of birth).
Objectives-This report presents 2007 data on U.S. births according to a wide variety of characteristics; preliminary 2008 data are also referenced onkey measures where available. Final 2007 data are presented for maternal demographic characteristics including age, live-birth order, race, Hispanic origin, marital status, and educationalattainment; maternal lifestyle and health characteristics (medical risk factors, weight gain, and tobacco use); medical care utilization by pregnant women (prenatal care, obstetric procedures, characteristicsof labor and/or delivery, attendant at birth, and method of delivery); and infant characteristics (period of gestation, birthweight, Apgar score, congenital anomalies, and multiple births). Also...