Table 2.
Factors Independently Associated With Continued Smoking at 1 Y After Surgery (n = 4,562)
| Variable | OR | 95% CI (Wald) | P Value |
|---|---|---|---|
| Age | 0.955 | 0.944-0.966 | < .0001 |
| Sex (female vs male) | 0.648 | 0.452-0.931 | .0190 |
| Race (reference, White) | |||
| Black | 0.796 | 0.661-0.958 | .0158 |
| Other | 0.666 | 0.369-1.202 | .1773 |
| Unknown | 0.723 | 0.363-1.440 | .3561 |
| BMI | 0.943 | 0.930-0.956 | < .0001 |
| Charlson/Deyo score | 1.043 | 1.005-1.083 | .0250 |
| Area deprivation index | 1.004 | 1.000-1.009 | .0708 |
| Delayed surgery > 12 wk (yes vs no) | 1.197 | 1.027-1.395 | .0215 |
| Resection type (reference, lobectomy) | |||
| Pneumonectomy | 1.048 | 0.546-2.013 | .8875 |
| Segmentectomy | 1.088 | 0.801-1.478 | .5891 |
| Wedge | 1.276 | 1.064-1.531 | .0085 |
| Surgical approach (VATS vs thoracotomy) | 1.085 | 0.937-1.256 | .2768 |
| Tumor size (reference, ≤ 10 mm) | |||
| 11-20 | 0.829 | 0.644-1.067 | .1452 |
| 21-30 | 0.813 | 0.623-1.061 | .1276 |
| 31-40 | 0.822 | 0.612-1.105 | .1946 |
| 41-50 | 0.990 | 0.688-1.424 | .9563 |
| Unknown | 0.936 | 0.547-1.603 | .8104 |
| Pathologic stage (reference, I) | |||
| II | 0.803 | 0.621-1.040 | .0970 |
| III | 1.233 | 0.849-1.791 | .2717 |
| Major complication (yes vs no) | 0.848 | 0.676-1.065 | .1558 |
| Readmission (yes vs no) | 0.845 | 0.641-1.114 | .2330 |
| Smoking cessation pharmacotherapy prescribed after surgery (within 1 y) | 1.817 | 1.574-2.097 | < .0001 |
| Postoperative appointments (in 1 y after surgery) | |||
| Cardiothoracic surgeon (> 1 visit) | 1.029 | 0.889-1.191 | .7016 |
| Oncologist | 1.035 | 0.897-1.194 | .6400 |
| Primary care provider | 0.944 | 0.705-1.263 | .6959 |
Table displays the multivariate model controlling for all covariates. VATS = video-assisted thoracoscopic surgery.