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")
Boston, MA, High School Youth Risk Behavior Survey, 2021
2021 | 83.1 (74.8–89.1) 172 | 81.7 (70.9–89.1) 99 | 84.9 (73.8–91.8) 73 |