Table 1.
Socio-demographic characteristics and drug use history of patients on medication ≥ 1 week
| CBZ (n = 28) | Placebo (n = 34) | Total (n = 62) | |
|---|---|---|---|
| Age (mean) | 33.2 ± 5.4 | 33.3 ± 5.4 | 33.2 ± 5.4 |
| Males | 24 (85.7%) | 25 (73.5%) | 49 (79.0%) |
| Females | 4 (14.3%) | 9 (26.5%) | 13 (21.0%) |
| Black | 16 (57.1%) | 26 (76.5%) | 42 (67.7%) |
| White | 12 (42.9%) | 7 (20.6%) | 19 (30.7%) |
| Native American | 0 | 1 (2.9%) | 1 (1.6%) |
| Education completed (years) | 12.8 ± 1.7 | 12.5 ± 1.8 | 12.7 ± 1.8 |
| Attended college | 15 (53.6%) | 12 (35.3%) | 27 (43.6%) |
| Employment | |||
| Full-time | 25 (89.3%) | 24 (71.8%) | 49 (79.0%) |
| Part-time | 1 (3.6%) | 5 (14.7%) | 6 (9.7%) |
| Student | 1 (3.6%) | 0 (0.00%) | 1 (1.6%) |
| Unemployed | 1 (3.6%) | 5 (14.7%) | 6 (9.7%) |
| Days used cocaine in the past 30 days | 14.1 ± 8.1 | 17.5 ± 9.6 | 16.0 ± 9.0 |
| Cocaine negative urine on first day of treatment (%) | 12 | 8 | 10 |
| Amount of cocaine use in the past 30 days | |||
| Grams | 16.1 ± 25.1 | 11.4 ± 9.4 | 13.3 ± 17.6 |
| Dollars | 1139 ± 1560 | 621 ± 546 | 835 ± 1101 |
| Previous drug treatment | |||
| Never treated | 9 (32.1%) | 14 (43.8%) | 23 (38.3%) |
| Prior treatment | 19 (67.9%) | 18 (56.2%) | 37 (61.7%) |
There were no significant differences for socio-demographic characteristics or drug use history between patients treated with CBZ or placebo.