Table 4.
Adjusted 30-day Mortality
| Variable | Mortality | ||
|---|---|---|---|
| Odds Ratio | 95% CI | P value | |
| BMI (10 unit increments) | 0.82 | 0.66 – 1.21 | 0.063 |
| Age (10 year Increments) | 2.0 | 1.74 – 2.30 | <0.001 |
| Male Gender | 1.59 | 1.26 – 2.01 | <0.001 |
| Race | |||
| White (reference) | 0 | -- | -- |
| African American | 1.10 | 0.74 – 1.64 | 0.643 |
| Other | 1.14 | 0.65 – 1.99 | 0.658 |
| Total Number of Comorbidities | 1.24 | 1.12 – 1.38 | <0.001 |
| Zubrod Score | |||
| 0 (reference) | 0 | -- | -- |
| 1 | 1.26 | 1.0 – 1.59 | 0.051 |
| 2 | 1.80 | 1.29 – 2.5 | <0.001 |
| >3 | 3.83 | 2.02 – 7.25 | <0.001 |
| Smoking Status | |||
| Never (reference) | 0 | -- | -- |
| Former | 1.05 | 0.7 – 1.57 | 0.812 |
| Current | 1.38 | 0.89 – 2.14 | 0.157 |
| Preoperative Chemotherapy | 0.55 | 0.27 – 1.1 | 0.091 |
| Preoperative Radiation Therapy | 2.98 | 1.46 – 6.1 | 0.003 |
| Steroid Use | 1.45 | 0.89 – 2.36 | 0.133 |
| FEV1 Predicted, % | 0.88 | 0.83 – 0.92 | <0.001 |
| Thoracotomy | 1.69 | 1.28 – 2.23 | <0.001 |
| Mediastinoscopy | 1.00 | 0.71 – 1.41 | 0.986 |
| Wedge Resection | 0.89 | 0.66 – 1.21 | 0.462 |
BMI – body mass index; CI – confidence interval; FEV1 – forced expiratory volume in one second