Table 2.
Demographics and Drug History of Participants
| N=24 (mean, SD) | |
|---|---|
| Female, % | 50 |
| Age (years) | 24.46±3.96 |
| SDS | 0.67±0.92 (range: 0–3) |
| FTND | 0.33±0.64 (range: 0–2) |
| Cannabis + tobacco | |
| Age of first use (years) | 16.16±3.94 |
| Last used (days) | 7.92±9.64 |
| Years used (years) | 6.79±3.94 |
| Days per month | 7.75±4.43 |
| Time to smoke 3.5 g (days) | 36.58±34.47 |
| Lifetime exposures (days) | 627±936 |
| Exposures in the last 90 days (days) | 19.58±11.27 |
| Tobacco | |
| Age of first use (years) | 15.71±1.94 |
| Last used (days) | 96.13±313.26 |
| Years used (years) | 6.76±4.58 |
| Days per month | 11.04±12.68 |
| Cigarettes per day | 2.29±2.74 |
| Lifetime exposures (days) | 2834±7202 |
| Exposures in the last 90 days (days) | 29.75±33.56 |
| Alcohol | |
| Age of first use (years) | 13.12±2.40 |
| Last used (days) | 3.46±3.21 |
| Years used (years) | 9.04±4.57 |
| Days per month | 8.80±5.48 |
| Units per session | 5.88±2.68 |
| Lifetime exposures (days) | 821±557 |
| Exposures in the last 90 days (days) | 24.29±17.93 |
FTND, Fagerström Test of Nicotine Dependence; SDS, Severity of Dependence Scale.