Sex | 52% female, 48% male |
Race | 76% Caucasian, 16% Asian-American, 8% African American |
Age (years) | Average, 21.8; range, 18–29 |
Recent tobacco use (past 6 months) | 0% |
Recent alcohol use (past 6 months) | 56% |
Recent alcohol use (average consumption) | 3 drinks per week (±4.8) |
Recent cannabis use (%) | 12% |
Recent stimulants use (%) | 0% |
Recent hallucinogen use (%) | 0% |
Recent sedatives or opioid use (%) | 0% |
Past alcohol use | 80% |
Past alcohol (average consumption) | 4.6 drinks per week (±5.8) |
Past cannabis use (%) | 24% |
Past stimulants use (%) | 4% |
Past hallucinogen use (%) | 4% |
Past sedative or opioid use (%) | 0% |