| Median days abstinent from heroin |  |  | ||
---|---|---|---|---|---|
 | Baseline | 3 months | 12 months | Relative risk (95% CI) vs TAU 3 months | Relative risk (95% CI) vs TAU 12 months |
B-SBNT | 15 | 18 | 17 | 0.96 (0.79–1.17) | 0.96 (0.78–1.17) |
PGS | 18 | 18 | 18 | 0.93 (0.77–1.13) | 1.00 (0.83–1.20) |
TAU | 20 | 23 | 25 | Â | Â |