Did Not Use Birth Control Pills Before Last Sexual Intercourse With Opposite-Sex Partner
(to prevent pregnancy, not counting emergency contraception such as Plan B or the "morning after" pill, among students who were currently sexually active)
United States, High School Youth Risk Behavior Survey, 2021
2021 | 79.1 (76.7–81.3) 3,068 | 77.1 (73.1–80.6) 1,604 | 81.7 (78.7–84.4) 1,431 |