Harmonized Histories - United States
The U.S. data comes from the 1995 and 2007 waves of the National Survey of Family Growth. The 1995 sample consists of 10,847 female respondents, who were 15-44 at the time of interview. The 2007 sample, collected between 2006 and 2008, consists of 13,495 men and women who were 15-44 at the time of the interview.
Contact person: Kelly Musick
Thank you to Katherine Michelmore, Cornell University, for help in harmonizing both waves of the NSFG.
Acknowledgments: The National Survey of Family Growth was conducted
by the Division of Vital Statistics at the U.S. Centers for Disease
Control. More information about the NSFG can be found here.