Table 3.
Univariable and Multivariable Overall Survival
| Univariable | ||
|---|---|---|
| Characteristic | HR (95% CI) | P Value |
| Male | 1.68 (1.23-2.29) | .001 |
| Deprivation index | 4.29 (1.35-13.57) | .013 |
| Predicted PM2.5 | 1.07 (1.03-1.10) | <.001 |
| Greenness | 0.10 (0.01-0.71) | .021 |
| Race (White) | 1.05 (0.70-1.58) | .807 |
| Pack-years | 1.01 (1.00-1.01) | .001 |
| DLCO predicted | 0.98 (0.97-0.99) | <.001 |
| Received neoadjuvant chemotherapy | 2.02 (1.24-3.30) | .005 |
| Hospital LOS | 1.04 (1.02-1.05) | <.001 |
| Pathologic N stage | .001 | |
| N1 vs N0 | 2.14 (1.39-3.31) | .001 |
| N2 vs N0 | 1.78 (1.07-2.96) | .026 |
| Coronary artery disease | 1.33 (0.93-1.90) | .115 |
| Prior myocardial infarction | 1.69 (1.05-2.73) | .031 |
| Hypertension | 1.41 (1.02-1.93) | .035 |
| Chronic renal insufficiency | 2.55 (1.30-4.99) | .007 |
| Dialysis preoperatively | 5.26 (1.94-14.24) | .001 |
| Liver disease | 2.34 (1.21-4.63) | .012 |
| Diabetes | 1.76 (1.26-2.46) | .001 |
| Multivariable | ||
|---|---|---|
| Characteristic | HR [95% CI] | P Value |
| Male | 1.61 (1.14-2.26) | .006 |
| Predicted PM2.5 | 1.06 (1.03-1.10) | <.001 |
| Greenness | 0.03 (0.004-0.24) | .001 |
| DLCO predicted | 0.98 (0.97-0.99) | <.001 |
| Received neoadjuvant chemotherapy | 1.92 (1.12-3.28) | .018 |
| Hospital LOS | 1.03 (1.02-1.05) | <.001 |
| Pathologic N stage | <.001 | |
| N1 vs N0 | 2.35 (1.42-3.76) | <.001 |
| N2 vs N0 | 2.02 (1.16-3.76) | .014 |
| Dialysis preoperatively | 3.93 (1.17-13.13) | .026 |
| Liver disease | 2.68 (1.23-5.82) | .013 |
| Diabetes | 1.78 (1.21-2.62) | .003 |
DLCO, diffusing capacity of the lung for carbon monoxide; HR, hazard ratio; LOS, length of stay; PM2.5, particulate matter smaller than 2.5 μm.