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| Methods | Quasi‐randomised assignment of individuals | |
| Participants | 143 participants not in drug treatment in USA Mean age: 35 years Sex: 120 males, 23 females |
|
| Interventions | 1. Psychoeducation 2. Standard education |
|
| Outcomes | Injection risk behaviour Sexual risk behaviour |
|
| Notes | No mention of blinding | |
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Allocation concealment? | Unclear risk | D ‐ Not used |
