TABLE 3—
Mean No. Violations (95% CI) | 1 Violation, % (95% CI) | 2 Violations, % (95% CI) | ≥ 3 Violations, % (95% CI) | |
All | 1.8 (1.6, 1.9) | 55.0 (45.7, 64.4) | 22.1 (15.5, 28.7) | 22.9 (14.2, 31.6) |
Age, y | ||||
14–15 | 1.5 (1.1, 1.9) | 67.3 (40.4, 94.2) | 14.1 (0, 30.1) | 18.6 (0, 43.2) |
16–17 | 1.8 (1.6, 1.9) | 54.3 (44.6, 64.1) | 22.5 (15.7, 29.4) | 23.1 (14, 32.2) |
Gender | ||||
Male | 2.0 (1.8, 2.2) | 42.0 (30.9, 53.1) | 26.8 (17.9, 35.7) | 31.2 (19.2, 43.1) |
Female | 1.3 (1.2, 1.5) | 77.0 (65.4, 88.6) | 14.2 (5.4, 22.9) | 8.8 (0.9, 16.8) |
Race | ||||
White | 1.7 (1.6, 1.9) | 57.0 (47.2, 66.8) | 21.6 (14.7, 28.5) | 21.4 (13, 29.8) |
Minority | 1.9 (1.5, 2.3) | 46.7 (18.8, 74.5) | 20.6 (2.7, 38.6) | 32.7 (0, 65.9) |
Parental education | ||||
High school diploma or less | 2.0 (1.6, 2.3) | 42.3 (24.2, 60.5) | 23.3 (10.2, 36.5) | 34.4 (14.6, 54.1) |
Some college | 1.9 (1.6, 2.3) | 48.0 (34.1, 62) | 26.2 (13.3, 39.1) | 25.8 (13.4, 38.2) |
College degree | 1.6 (1.3, 1.9) | 62.6 (47.4, 77.7) | 25.2 (12.3, 38.2) | 12.2 (5.2, 19.2) |
Graduate school | 1.4 (1.1, 1.7) | 73.4 (57.5, 89.3) | 13.3 (4.5, 22.1) | 13.3 (0, 27.2) |
Note. CI = confidence interval.