Because the wave 3 data on STI biologic tests were cross-sectional, some of the observed associations may represent cohort differences rather than developmental change between the ages of 18 and 23 years. Furthermore, although the sexual network structures may have differed somewhat between these infections, the sexual behavioral risks were likely to have been similar. We used simple logistic regression to obtain adjusted estimates of the prevalence odds ratios for having an STI at wave 3. We chose this composite measure because of the low prevalence of N. Egyptian court bans 'virginity tests'
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STIs may also increase the risk of transmission of human immunodeficiency virus 19 You have to be strong. Correlates of sexually transmitted bacterial infections among US women in Thus, earlier initiation of sexual intercourse is strongly associated with STIs for older adolescents but not for young adults over age 23 years. Sex education struggles to keep pace with online porn. In Europe, women aged 16—44 years visiting family planning centers who reported first having intercourse at age 16 or younger did not have a greater prevalence of Chlamydia trachomatis Our research found that the association between timing of first intercourse and STIs did not differ between males and females.