Attitudes, awareness and observations of Tobacco 21-related questions of California adults, ages 18–24 years, from the Online California Adult Tobacco Survey
| Agree that raising minimum age of sale reduces youth prevalence | Aware of T21 law | Observed minimum age-of-sale warning sign | Observed T21 advertising | |||||
| % (95% CI) | P | % (95% CI) | P | % (95% CI) | P | % (95% CI) | P | |
| Total | 61.7 (51.8 to 71.6) | – | 63.6 (53.5 to 73.7) | – | 39.0 (29.1 to 48.9) | – | 12.6 (6.6 to 18.6) | – |
| Gender | ||||||||
| Male | 68.0 (54.5 to 81.5) | 0.213 | 61.3 (46.8 to 75.7) | 0.654 | 37.0 (23.2 to 50.9) | 0.695 | 6.4 (1.3 to 11.4) | 0.020 |
| Female | 55.5 (41.2 to 69.7) | – | 65.9 (51.8 to 80.0) | – | 41.0 (27.0 to 55.0) | – | 18.8 (8.3 to 29.3) | – |
| Race/ethnicity | ||||||||
| White | 41.7 (24.2 to 59.3) | 0.006 | 66.9 (50.1 to 83.7) | 0.428 | 39.6 (22.3 to 56.9) | 0.135 | 14.5 (2.4 to 26.5) | 0.050 |
| Black | 91.7 (83.5 to 100.0) | – | 66.3 (40.2 to 92.3) | – | 24.7 (8.8 to 40.6) | – | 36.2 (10.9 to 61.4) | – |
| Hispanic | 65.6 (51.9 to 79.2) | – | 67.1 (53.3 to 80.8) | – | 48.2 (33.7 to 62.7) | – | 10.4 (2.3 to 18.4) | – |
| Other | 82.4 (57.3 to 100.0) | – | 43.3 (10.5 to 76.1) | – | DSU | – | 3.0 (0.0 to 9.1) | – |
| Household income | ||||||||
| Under US$35 000 | 63.7 (49.7 to 77.6) | 0.505 | 57.0 (42.1 to 71.9) | 0.512 | 33.8 (20.3 to 47.3) | 0.821 | 12.2 (3.7 to 20.6) | 0.906 |
| US$35 000 to US$84 999 | 64.4 (47.5 to 81.4) | – | 71.0 (53.2 to 88.8) | – | 39.4 (22.1 to 56.8) | – | 10.6 (1.1 to 20.0) | – |
| Over US$85 000 | 50.0 (27.2 to 72.8) | – | 60.1 (37.8 to 82.5) | – | 41.5 (18.7 to 64.2) | – | DSU | – |
| Past 30-day use* | ||||||||
| Cigarettes | 56.2 (35.0 to 77.4) | 0.569 | 84.1 (69.4 to 98.7) | 0.024 | 53.6 (32.9 to 74.4) | 0.127 | 29.3 (12.0 to 46.5) | 0.008 |
| E-cigarettes | 49.8 (27.0 to 72.6) | 0.285 | 73.4 (51.5 to 95.4) | 0.410 | 73.2 (55.7 to 90.7) | <0.001 | 42.8 (20.6 to 65.0) | <0.001 |
| Little cigars | 73.9 (45.9 to 100.0) | 0.435 | 83.4 (67.1 to 99.7) | 0.069 | 68.9 (46.8 to 90.9) | 0.014 | 61.6 (35.9 to 87.3) | <0.001 |
| Hookah | 85.8 (70.0 to 100.0) | 0.035 | 90.1 (78.6 to 100.0) | 0.006 | 58.2 (31.5 to 84.9) | 0.161 | 50.2 (24.1 to 76.3) | <0.001 |
*Compared with reverse category (ie, past 30-day cigarette user vs not a past 30-day cigarette user).
DSU, data suppressed.