Table 2.
Sample Characteristics of Three Studies
| All | Study 1 | Study 2 | Study 3 | |
|---|---|---|---|---|
| N = 266 | N= 80 | N = 80 | N= 106 | |
| M/% (SD) | M/% (SD) | M/% (SD) | M/% (SD) | |
| Demographic | ||||
| Age | 36.4 (6.4) | 35.5 (6.7) | 35.3 (7.2) | 34.4 (6.7) |
| Gender (% female) | 23 | 25 | 29 | 25 |
| Race (% non-white) | 66 | 63 | 59 | 63 |
| Education | 12.9 (2) | 12.7 (2) | 12.4 (1.9) | 12.7 (2) |
| Married | 23 | 24 | 21 | 29 |
| Employed | 41 | 44 | 41 | 53 |
| Drug Use | ||||
| Drug Composite | 0.3 (0.1) | 0.3 (0.1) | 0.3 (0.1) | 0.2 (0.1) |
| Alcohol Composite | 0.2 (0.2) | 0.2 (0.2) | 0.2 (0.2) | 0.1 (0.2) |
| Alcohol (Past 30 Days) | 10.3 (10.3) | 12.1 (10.5) | 6.4 (8.9) | 12.0 (5.5) |
| Years Alcohol | 11.6 (8.6) | 11.9 (9.1) | 12.2 (8.8) | 12 (10.2) |
| Cocaine (Past 30 Days) | 12.7 (9.3) | 12.3 (8.4) | 12.5 (9.6) | 13.1 (9.6) |
| Years Cocaine | 8 (5.3) | 8 (5.3) | 8.2 (5.1) | 8 (5.4) |
| Cocaine Route | 78 | 78 | 75 | 81 |
| Drug Treatments | 1 (1.4) | 1.3 (2.2) | 1.1 (1.8) | 1.9 (3.2) |
| % Cocaine + at intake | 62 | 74 | 38 | 71 |
| Craving Score | 73.2 (22.8) | 70.2 (23) | 71.3 (25.1) | 65.3 (20.4) |
| % High Motivation | 23 | 19 | 35 | 17 |
| Psychosocial | ||||
| Family Composite | 0.2 (0.2) | 0.2 (0.2) | 0.2 (0.2) | 0.2 (0.3) |
| Psychiatric Composite | 0.1 (0.1) | 0.1 (0.2) | 0.1 (0.2) | 0.2 (0.2) |
| Employment Composite | 0.5 (0.3) | 0.5 (0.3) | 0.5 (0.3) | 0.4 (0.3) |
| BDI Score | 11.4 (5.6) | 11.6 (5.8) | 10.1 (5.4) | 12.1 (5.5) |
| Legal | ||||
| Legal Composite | 0.2 (0.4) | 0.2 (0.4) | 0.2 (0.4) | 0.4 (0.5) |
| #of Convictions | 25.5 (38.9) | 15.1 (31.4) | 14.7 (31.1) | 1.7 (2.7) |
| % Probation | 11 | 15 | 10 | 25 |