3.
Comparison of lobectomy and pneumonectomy
| Lobotectomy | Pneumonectomy | |
| Cases | 125 | 27 |
| 5-year survival rate (%) | 23.2 | 14.8 |
| Percentage of T4 (%) | 16.0 | 44.4 |
| △FEV1 ↓ | 14.7% | 32.3% |
| Pneumonia | 9 (7.2%) | 3(11.1%) |
| Respiratory failure | 7 (5.6%) | 2 (7.4%) |
| Heart failure | 5 (4.0%) | 3(11.1%) |
| Bleed | 5 (4.0%) | 2 (7.4%) |
| Pulmonary embolism | 4 (3.2%) | 2 (7.4%) |
| Arrhythmia | 20(16.0%) | 3 (11.1%) |