TABLE 4.
Changes in Reported Sex of Sexual Contacts Over Time: 2009–2017
| Sex of Sexual Contacts | ||||
|---|---|---|---|---|
| Opposite-Sex Only | Same-Sex Only | Both Sexes | Any Sexual Minority (Same-Sex or Both Sexes) | |
| % (95% CI) | % (95% CI) | % (95% CI) | % (95% CI) | |
| All sexually active adolescents (N = 25 994) | ||||
| 2009 | 92.3 (90.9 to 93.8) | 2.5 (1.8 to 3.2) | 5.2 (4.2 to 6.1) | 7.7 (6.2 to 9.1) |
| 2011 | 91.1 (89.7 to 92.5) | 3.5 (2.6 to 4.4) | 5.4 (4.5 to 6.3) | 8.9 (7.5 to 10.3) |
| 2013 | 90.0 (88.3 to 91.7) | 3.8 (3.0 to 4.6) | 6.2 (5.0 to 7.5) | 10.0 (8.3 to 11.7) |
| 2015 | 88.8 (86.7 to 90.9) | 4.8 (3.9 to 5.7) | 6.4 (4.4 to 8.3) | 11.2 (9.1 to 13.3) |
| 2017 | 86.9 (85.0 to 88.8) | 5.2 (4.1 to 6.2) | 7.9 (6.9 to 9.0) | 13.1 (11.2 to 15.0) |
| Sexually active female students (N = 12 381) | ||||
| 2009 | 89.4 (86.8 to 92.0) | 2.6 (1.7 to 3.5) | 8.0 (5.8 to 10.2) | 10.6 (8.0 to 13.2) |
| 2011 | 87.7 (85.1 to 90.3) | 4.2 (2.9 to 5.5) | 8.1 (6.2 to 10.1) | 12.3 (9.7 to 14.9) |
| 2013 | 85.4 (82.6 to 88.3) | 3.8 (2.6 to 5.0) | 10.8 (8.4 to 13.1) | 14.6 (11.7 to 17.4) |
| 2015 | 85.4 (82.0 to 88.8) | 5.5 (4.2 to 6.9) | 9.1 (6.2 to 12.0) | 14.6 (11.2 to 18.0) |
| 2017 | 82.0 (79.9 to 84.1) | 5.9 (4.6 to 7.1) | 12.1 (10.6 to 13.6) | 18.0 (15.9 to 20.1) |
| Sexually active male students (N = 13 613) | ||||
| 2009 | 94.8 (93.6 to 96.0) | 2.4 (1.5 to 3.3) | 2.8 (1.7 to 3.8) | 5.2 (4.0 to 6.4) |
| 2011 | 94.2 (92.8 to 95.5) | 3.0 (1.9 to 4.0) | 2.9 (1.8 to 3.9) | 5.8 (4.5 to 7.2) |
| 2013 | 93.7 (92.2 to 95.2) | 3.8 (2.9 to 4.8) | 2.5 (1.5 to 3.5) | 6.3 (4.8 to 7.8) |
| 2015 | 91.9 (89.9 to 93.9) | 4.2 (3.1 to 5.3) | 3.9 (2.0 to 5.8) | 8.1 (6.1 to 10.1) |
| 2017 | 91.3 (89.4 to 93.2) | 4.8 (3.2 to 5.9) | 4.1 (2.9 to 5.3) | 8.7 (6.8 to 10.6) |
Sample B: sex of sexual contacts among adolescents from 4 states with data on sex of sexual contacts and sexual assault, 2009–2017.