| Success Frequency | ||||
| Treatment type | No | Yes | % | Total |
| Psychotherapy | 14 | 8 | 36% | 22 |
| Chewing gum | 26 | 7 | 21% | 33 |
| Patches 21 mg - 14 mg - 7 mg | 14 | 2 | 12% | 16 |
| Patches 14 mg - 7 mg | 49 | 19 | 27% | 68 |
| Bupropion 300 mg | 29 | 8 | 21% | 37 |
| VRN 1 mg/12 h | 64 | 31 | 33% | 95 |
| VRN 0.5 mg/12 h | 3 | 1 | 25% | 4 |
| VRN and gum | 0 | 1 | 100% | 1 |
| Patches and VRN | 2 | 0 | 0% | 2 |
| Total | 201 | 77 | ||