We focused on a cohort of female seventh and eighth graders at Wave 1 who never had first vaginal intercourse; this minimized left truncation and left censoring in the data. Retrieved from " https: Author information Copyright and License information Disclaimer. Prevalence and incidence estimates,
Broken Promises: Abstinence Pledging and Sexual and Reproductive Health
HPV is the most prevalent STI and is untreatable, which allows for assessment of its relationships with sexual activity. For both pledge breakers and nonpledgers, the probability of HPV infection increased with more sexual partnering experiences. We included number teen abstinence pledge prior sex partners and tested whether the association between pledging and HPV status depended on number of prior partners. Teen abstinence pledge failing to account for differences in exposure, then, may be comparing two groups with different levels of exposure.
Nonmarital Pregnancy Analysis Figure 3 presents Kaplan-Meier estimates for the transition to nonmarital pregnancy. HPV is the most prevalent STI and is untreatable, which allows for assessment of its relationships with sexual activity. Newbury Park, CA:
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