a. VATS group | |||
Variable | Hazard ratio | 95% CI. | p |
pN0 | 015 | 0.043-0.516 | 0.0026 |
Negative pla | 0.389 | 0.111-1.369 | 0.1415 |
b. Thoracotomy group | |||
Variable | Hazard ratio | 95% CI. | p |
pN0 | 0.243 | 0.049-1.210 | 0.0841 |
Negative pla | 0.077 | 0.005-1.186 | 0.0986 |
Negative lyb | 0.363 | 0.067-1.973 | 0.2407 |
Negative vc | 0.893 | 0.138-5.764 | 0.9057 |