NCBI Bookshelf. The major purpose of this statistical appendix is to provide an integrated and comprehensive source of data on teenage fertility behavior. To date, much of the public data on prevalence of sexual activity by age, sex, race and cohort in the United States, as well as trends in pregnancies, births, abortions, marriage and adoption, have not been available in any single source.
The percentage of teens in the U.
The sexuality of US adolescents includes both their feelings, behaviors and development, and the place adolescent sexuality has in American society, including the response of the governmenteducators, parents, and other interested groups. Teenage pregnancy is four times as prevalent in the US as in the European Union,  but has been steadily declining sincereaching a record low inaccording to the US Centers for Disease Control and Prevention CDCand continuing to decline through More than half of the schools in the study followed a comprehensive approach that included information about both abstinence and contraception, while approximately one third of schools provided students with abstinence-only sex education. Self-report surveys suggest that half of all to year-olds have had oral sex.
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