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CO-verified abstinence by group
| Attentional retraining (n=60) |
Placebo training (n=58) |
||
|---|---|---|---|
| Time after randomisation | % (n) | % (n) | Risk ratio (95% CI) |
| 4 weeks | 50.0 (30) | 50.0 (29) | 1.00 (0.70, 1.43) |
| 8 weeks | 38.3 (23) | 31.0 (18) | 1.24 (0.75, 2.04) |
| 3 months | 31.7 (19) | 22.4 (13) | 1.41 (0.77, 2.59) |
| 6 months | 16.7 (10) | 15.5 (9) | 1.07 (0.47, 2.45) |
