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Previous research suggests a link between adolescent pregnancy and sexual abuse history, but most studies have used clinical samples of females only and single measures of abuse.

Associations between pregnancy involvement, risk behaviors and sexual abuse were examined in sexually experienced teenagers from the Minnesota Student Surveys of 1992 (N = 29,187) and 1998 (N = 25,002). Chi‐square tests assessed differences in pregnancy involvement and related risk behaviors among four groups of adolescents, categorized by type of abuse experienced: none, incest only, nonfamilial only or both. Odds ratios for pregnancy involvement and risk behaviors, adjusted for grade level and race, were calculated for each gender by using logistic regression analysis.

Sexual abuse was reported by 6% of males and 27% of females in 1992, and by 9% and 22% in 1998. Reports …