In addition to controlling for potential confounding in our models, we also examined whether the relations between early sexual intercourse and STIs were the same for different groups of respondents. These specimens were analyzed for the presence of C. With regard to sexual behavior, adolescents develop elaborate sets of ideas concerning sexuality and their sexual roles well before they actually engage in sexual activity Results have been mixed. Little is known about the relation between age at first sexual intercourse and longitudinal risk of STI by sex, race, or ethnicity.
In preliminary analyses, we examined the frequency distributions of the variables of interest for the entire sample and for persons testing positive for STIs. The subsequent sexual trajectory may produce adverse adult outcomes, such as elevated risk of STI. Therefore, the long-term impact of programs aimed at prolonging virginity may vary among groups of young adults and may mitigate or exacerbate current disparities. All estimates were standardized to US Census data on the demographic characteristics of the adolescent population, as recommended by the Add Health research team This composite measure provided us with a more comprehensive measure of each respondent's sexual health status. Of the 14, respondents with assigned sampling weights in wave 3, 12, reported ever having had intercourse. In this study, our goal was to clarify the long-term sexual health consequences of the timing of first sexual intercourse and to elucidate how such consequences might vary by characteristics of the individual. Whether delaying first sexual intercourse among adolescents influences risk of STI in young adulthood is unknown. Life-course theory proposes that societal expectations exist regarding the appropriate times for important transitions, and there can be consequences if life events do not meet these normative expectations 10 — Interventions should target specific teenage populations, including males, to dissuade them from having sex at a young age and with older partners. Early initiation of sexual intercourse has been linked to increased risk of sexually transmitted infections STIs and pregnancy during adolescence 2 , 3. We used simple logistic regression to obtain adjusted estimates of the prevalence odds ratios for having an STI at wave 3. In addition to controlling for potential confounding in our models, we also examined whether the relations between early sexual intercourse and STIs were the same for different groups of respondents. Alternatively, if the benefits of delaying intercourse do not last into adulthood, different strategies addressing the health education and service needs of young adults should be emphasized. Respondent's sex, race, ethnicity, and parental education, which are associated with contracting an STI, were controlled for in multiple logistic regression analyses. Advanced Search Abstract The authors examined the relation between age at first vaginal intercourse and a positive nucleic acid amplification test for sexually transmitted infection STI. A ligase chain reaction assay was used to detect the presence of C. If delaying sexual intercourse in adolescence carries a lasting benefit of reduced STIs in young adulthood, this would represent a potentially huge impact for such a strategy in terms of long-term health benefits in the population. Other variables included the sex of the respondent male referent vs. Young adults aged 18—24 years report much higher annual rates of STI than older adults and carry a heavy disease burden 15 , When examined in 1-year age increments, the STI prevalence for all current ages was above 5 percent. Latino , race White referent vs. Data analysis We used Stata software version 7. A total of participants almost 7 percent of the weighted sample tested positive for at least one STI at wave 3. Analyses using chlamydial infection alone as the outcome not shown produced results similar to those for all three STIs combined.
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