Table 1.
Demographic, substance use characteristics of participants.
| SUD Group | Healthy Group | |
|---|---|---|
| DEMOGRAPHICS | ||
| Age ± SEM | 36.2 ± 2.3 | 40.6 ± 3.2 (p = 0.27) |
| Sex % male | 100% | 100% |
| Years of education | 15.7 ± 0.5 | 17.3 ± 0.8 (p = 0.10) |
| Marital status (single)—% (n) | 64.3% (9/14) | 38.46% (5/13) |
| SUBSTANCE USE | ||
| Onset age | 16.4 ± 0.8 | |
| Duration of cocaine use (years) | 18.7 ± 3.2 | |
| Weeks since last used drug | 5.9 ± 0.6 | |
| Number of drugs consumed | 3.1 ± 0.3 | |
| Cocaine used per day (g) | 1.5 ± 0.3 | |
| Route of administration % intranasal | 100% | |
| Reported tobacco use—% (n) | 78.6% (11/14) | |
| Tobacco cigarettes per day | 9.2 ± 1.9 | |
| Reported alcohol use—% (n) | 100% | |
| Reported cannabis use—% (n) | 28.6% (4/14) | |
| Reported amphetamine/MDMA use—% (n) | 0% (0/14) | |
| Score craving scale (maximum 30) | 12.9 ± 1.5 |
Values are means ± standard error of the mean (SEM) or percentages. Substance use disorder (SUD) group, n = 14, Control group, n = 13.