Table 6.
Univariate analysis of prognostic survival factors in the elderly population.
| Variable | Overall Survival | ||
|---|---|---|---|
| Univariate Analysis | |||
| HR | 95% CI | p Value | |
| Male patients | 1.226 | 0.651–2.310 | 0.528 |
| Cardiac comorbidities | 1.105 | 0.489–2.500 | 0.81 |
| COPD I–III | 7.401 | 2.139–25.606 | 0.002 |
| Diabetes mellitus | 0.831 | 0.255–2.704 | 0.759 |
| THT/THT | 1.081 | 0.498–2.346 | 0.844 |
| VATS | 1.650 | 0.729–3.733 | 0.230 |
| Lobectomy | 0.735 | 0.261–2.067 | 0.559 |
| Colorectal cancer | 0.960 | 0.851–1.083 | 0.506 |
| DFI | 1.001 | 0.999–1.002 | 0.309 |
| R Status | 1.281 | 0.926–1.774 | 0.135 |
| N2—lymph node metastases | 1.106 | 0.896–1.365 | 0.347 |
| Postoperative comorbidity | 1.172 | 0.58–2.653 | 0.703 |
| Major postoperative complication | 0.888 | 0.169–4.660 | 0.88 |
| Postoperative cardiovascular complication | 0.6 | 0.09–4.9 | 0.6 |
| >4 resected lung metastases | 0.734 | 0.261–2.064 | 0.558 |
Abbreviations: HR, hazard ratio; 95% CI, 95% confidence interval; COPD, chronic obstructive pulmonary disease; THT/THT, sequential thoracotomy; VATS, video-assisted thoracoscopic surgery; DFI, disease-free interval.