| Methods |
Randomised trial with concurrent eligible patients outside of the RCT in a preference trial. The non‐RCT patients were not in the RCT because they did not accept randomisation, these patients were treated according to choice. The non‐RCT patients were followed‐ up identically to the RCT patients. Male veterans with current cocaine use disorder diagnosis who sought treatment. In the RCT day care, 2 (3%) patients were lost to follow up. In the non‐RCT day care, 3 (8%) patients were lost to follow up. |
| Data |
Non‐RCT patients were compared to RCT patients who received the same treatment. RCT patients receiving day care were mean 34 (6) years. Non‐RCT patients receiving day care were mean 36 (6) years. |
| Comparisons |
Two RCT arms, each in common use, and each of them were compared with similarly treated eligible non‐RCT patients. Control: Day care. Control: In patients. |
| Outcomes |
Clinical outcomes were assessed in all the patients. Patients were followed for 1 year. Main outcome was days of cocaine use during 30 days in the 12th month. |
| Notes |
The two treatments were not significantly different. |
