Table 3.
Number of end point events and ORs in propensity-matched group (non-smokers vs ex-smokers)
| End Point | No. (%) of events by group | OR (95% CI) | P | |
|---|---|---|---|---|
| Non-smokers (n = 1731) | Ex-smokers (n = 1731) | |||
| Mortality | 90 (5.2) | 74 (4.3) | 0.814 (0.594–1.116) | 0.201 |
| Re-intubation | 65 (3.8) | 51 (2.9) | 0.778 (0.536–1.130) | 0.187 |
| Postoperative MI | 22 (1.3) | 19 (1.1) | 0.862 (0.465–1.599) | 0.638 |
| Mediastinal infection | 16 (0.9) | 11 (0.6) | 0.686 (0.317–1.481) | 0.337 |
| Postoperative stroke | 10 (0.6) | 7 (0.4) | 0.699 (0.265–1.840) | 0.468 |
| Postoperative renal failure | 44 (2.5) | 45 (2.6) | 1.023 (0.672–1.559) | 0.914 |
| Ventilation > 24 h | 171 (9.9) | 177 (10.2) | 1.039 (0.388–1.297) | 0.735 |
| MODS | 34 (2.0) | 24 (1.4) | 0.702 (0.414–1.188) | 0.188 |
| Re-operation | 46 (2.7) | 48 (2.8) | 1.045 (0.993–1.574) | 0.834 |
CI confidence interval, MI myocardial infarction, MODS multiple organ dysfunction syndrome, OR odds ratio