Type of intervention | Odds ratio (95% C.I.) | Abstinence rate (95% C.I.) |
---|---|---|
Cognitive-behavioural treatment | ||
None | 1.0 | 10.9 |
Minimal advice (<3 min) | 1.3 (1.01-1.06) | 13.4 (10.9-16.1) |
Counseling 3–10 min | 1.6 (1.2-2.0) | 16.0 (12.8-19.2) |
Counseling > 10 min | 2.3 (2.0-2.7) | 22.1 (19.4-24.7) |
Pharmacologic therapy | ||
Placebo | 1.0 | 13.8 |
Varenicline | 3.1 | 33.2 (28.9-37.8) |
Nicotine replacement therapy (NRT) | ||
Patch (6–14 weeks) | 1.9 (1.7-2.2) | 23.4 (21.3-25.8) |
Chewing gum (6–14 weeks) | 1.5 (1.2-1.7) | 19.0 (16.5- 21.9) |
Inhaler | 2.1 (1.5-2.9) | 24.8 (19.1-31.6) |
SR Bupropion | 2.0 (1.8-2.2) | 24.2 (22.1-26.4) |