Study |
Outcome |
Longest follow‐up |
Intervention |
Comparison |
Effect size |
---|---|---|---|---|---|
Sosin 1995 (26) |
Alcohol and drug use – self‐report (mean (SD) reported days of use) |
12 months |
CM+H: One‐tailed t‐test = ‐1.999 (‐1.89), p<.05 CM+H decreases the variable by a statistically significant 2 days. |