tailieunhanh - First Marriages in the United States: Data From the 2006–2010 National Survey of Family Growth

Research in the nanoparticle (NP) and nanotechnology field is growing at a breathtaking pace. The reason is simple: the unique properties of NP will allow the development of products with unprecedented characteristics and opportunities in every field of human activity, and with tremendous economic impacts. It is currently anticipated that the number of exposed Quebec workers, not only in manufacturing these products but also in using and processing them, will increase over the next few years. Several products are already available commercially and some Quebec companies now have large-scale NP production capacity. While technological research is already well. | National Health Statistics Reports Number 49 March 22 2012 First Marriages in the United States Data From the 2006-2010 National Survey of Family Growth by Casey E. Copen . Kimberly Daniels . Jonathan Vespa . and William D. Mosher . Division of Vital Statistics Abstract Objectives This report shows trends and group differences in current marital status with a focus on first marriages among women and men aged 15-44 years in the United States. Trends and group differences in the timing and duration of first marriages are also discussed. These data are based on the 2006-2010 National Survey of Family Growth NSFG . National estimates of probabilities of first marriage by age and probabilities of separation and divorce for women and men s first marriages are presented by a variety of demographic characteristics. Data are compared with similar measures for 1982 1995 and 2002. Methods The analyses presented in this report are based on a nationally representative sample of 12 279 women and 10 403 men aged 15-44 years in the household population of the United States. The overall response rate for the 2006-2010 NSFG was 77 78 for women and 75 for men. Results The percentage of women who were currently cohabiting living with a man in a sexual relationship rose from in 1982 to 11 in 20062010 it was higher in some groups including Hispanic groups and the less educated. In 2006-2010 women and men married for the first time at older ages than in previous years. The median age at first marriage was for women and for men. Premarital cohabitation contributed to the delay in first marriage for both women and men. Keywords union formation divorce cohabitation Introduction The timing and duration of first marriages in the United States changed dramatically during the second half of the twentieth century continuing into the twenty-first century. People are marrying for the first time at older ages and many adults cohabit with a partner before ever marrying