Table 7.
Survival analysis
| Cohort A(Unmatched) | |||||
|---|---|---|---|---|---|
| Smoking status | Total N | N of events | Censored | ||
| N | Percent | ||||
| Smokers | 1064 | 85 | 979 | 92.0% | |
| Smokers who quit at one year | 1519 | 65 | 1454 | 95.7% | |
| Non-smokers | 8606 | 610 | 7996 | 92.9% | |
| Cohort B (matched) | |||||
| Treatment | Smoking status | Total N | N of events | Censored | |
| N | Percent | ||||
| MT | Smokers | 209 | 25 | 184 | 88.0% |
| Smokers who quit at one year | 185 | 13 | 172 | 93.0% | |
| Non-smokers | 1697 | 184 | 1513 | 89.2% | |
| RV | Smokers*§ | 216 | 24 | 192 | 88.9% |
| Smokers who quit at one year | 176 | 9 | 167 | 94.9% | |
| Non-smokers | 1699 | 123 | 1576 | 92.8% | |
*Log rank significance compared to smokers who quit at one year < 0.05.
§Log rank significance compared to non-smokers < 0.05.
MT: Medical Treatment; RV: Revascularization.