Table 1.
Baseline Characteristics of the Study Population*
| Characteristic | C (N = 18) | CD (N = 22) | CD+CR (N = 15) | Total (N = 55) |
|---|---|---|---|---|
| Age (mean ± SEM), y | 47.2 ± 1.9 | 44.6 ± 1.6 | 43.9 ± 2.5 | 44.2 ± 1.1 |
| Race, n (%) | ||||
| White, not Hispanic | 3 (17) | 4 (18) | 4 (27) | 11 (20) |
| African American | 13 (72) | 16 (73) | 9 (60) | 38 (69) |
| Other | 2 (11) | 2 (9) | 2 (13) | 6 (11) |
| Gender, n (%) | ||||
| Male | 18 (100) | 19 (86) | 12 (80) | 49 (89) |
| Female | 0 | 3 (14) | 3 (20) | 6 (11) |
| History of heroin or cocaine use, n (%)† | 14 (78) | 18 (82) | 12 (80) | 44 (80) |
| Antiretroviral drugs | ||||
| Mean n ± SE | 2.67 ± 0.9 | 2.68 ± 0.6 | 2.47 ± 0.7 | 2.60 ± 0.10 |
| No. (%) with 3 or more | 10 (56) | 15 (68) | 7 (47) | 32 (58) |
| Baseline viral load | ||||
| Mean log 10 value ± SE | 2.70 ± 0.4 | 3.16 ± 0.4 | 2.86 ± 0.5 | 2.93 ± 0.2 |
| n (%) < 400 copies | 8 (44) | 6 (22) | 5 (33) | 19 (36) |
| Baseline adherence to primary medication ± SE | 68% ± 7 | 68% ± 6 | 70% ± 5 | 69% ± 3 |
*
P >.05 for all comparisons. C indicates control; CD, cue-dose training; CD+CR, cue-dose training plus cash reinforcement.
†
Lifetime history of at least thrice-weekly use for 1 month.