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Cocaine use at baseline, 4 months, 8 months, and 12 months
| Statistic | Baseline (n = 355) | 4 Months (n = 282) | 8 Months (n = 264) | 12 Months (n = 253) |
| Mean days use | 17.73 | 9.15 | 10.86 | 9.81 |
| (SD) | (22.57) | (18.57) | (20.73) | (18.03) |
| Median days use | 8 | 3 | 2 | 3 |
