TABLE 5

Data Validation of Automated Key Term Search Strategy

CategorySensitivity (95% CI)Specificity (95% CI)PPV (95% CI)NPV (95% CI)
Contraceptive counsel98% (85%–99.8%)90% (84%–94%)71% (57%–82%)99% (96%–99.9%)
Sexual history95% (82%–99%)94% (88%–97%)80% (65%–89%)99% (95%–99.7%)
Menstrual history88% (69%–97%)100% (97%–100%)100% (82%–100%)98% (95%–99.5%)
  • Only 1 encounter met requirements for contraceptive referral by automated search method and manual review; agreement was 100% between the methods; however, statistical analysis is limited because of the low prevalence of this condition. PPV, positive predictive value; NPV, negative predictive value.