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| Overall survival | Stage I | Stage II | Stage III | Stage IV |
|---|---|---|---|---|
| 1-year OS | 98.1% | 89.2% | 97.5% | 86.7% |
| 2-year OS | 97.2% | 89.2% | 97.5% | 86.7% |
| 3-year OS | 95.5% | 89.2% | 97.5% | 86.7% |
| 4-year OS | 95.5% | 89.2% | 97.5% | 86.7% |
