Table 4 Outcomes for each pathological stage of lung cancer
|  | All stages (N = 120) | Stage Ia (n = 46) | Stage Ib (n = 27) | Stage IIa (n = 16) | Stage IIb (n = 5) | Stage III (n = 10) | Stage IV (n = 2) | Undetermined (n = 14) |
|---|---|---|---|---|---|---|---|---|
Recurrence | 29 (24.2%) | 4 (8.7%) | 8 (29.6%) | 8 (50.0%) | 4 (80.0%) | 3 (30.0%) | – | 2 (14.3%) |
Induction of chemotherapy after recurrence | 10 (34.5%) | 1 (25.0%) | 2 (25.0%) | 4 (50.0%) | 0 (0%) | 2 (66.7%) | – | 1 (50.0%) |
Median survival time (days) | 2011 | 2211 | Not reached | 1116 | 818 | 1404 | 347 | 2011 |
1-year survival rate | 87.5% | 91.0% | 88.0% | 93.8% | 75.0% | 77.8% | 50.0% | 83.3% |
3-year survival arate | 72.4% | 85.9% | 74.5% | 51.1% | – | 64.8% | – | – |
5-year survival rate | 58.9% | 69.2% | 68.8% | 22.7% | – | – | – | – |