Table 1.
Demographics by study group
| Demographics | Control group (n = 105) M (SD) or % | Intervention group (n = 116) M (SD) or % | Total sample (n = 221) M (SD) or % |
| Age, in years | 17.16(0.48) | 17.16(0.42) | 17.16(0.45) |
| Gender Male | 50.5% | 40.4% | 45.2% |
| Female | 49.5% | 59.6% | 54.8% |
| Race/ethnicity White | 79.0% | 83.2% | 81.2% |
| Hispanic | 8.6% | 4.4% | 6.4% |
| Asian | 5.7% | 3.5% | 4.6% |
| African American | 0.0% | 3.5% | 1.8% |
| American Indian/Alaska Native | 1.0% | 1.8% | 1.4% |
| Other | 5.7% | 3.5% | 4.6% |
| Alcohol use Never tried alcohol | 23.8% | 20.7% | 22.2% |
| Use in past 30 days | 41.3% | 38.8% | 42.1% |
| >one heavy episodic drinking episode, past 2 weeks | 25.7% | 25.0% | 25.3% |