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Subgroup Analysis Based on T Stage
| Group | pT1 Subgroup (N=796) | pT2 Subgroup (N=328) | P value | ||
|---|---|---|---|---|---|
| 5-Year | 10-Year | 5-Year | 10-Year | ||
| RRFS | 99.16% | 99.16% | 97.17% | 93.51% | <0.001 |
| LRRFS | 97.71% | 96.40% | 92.21% | 85.77% | <0.001 |
| DFS | 94.68% | 92.64% | 88.11% | 79.36% | <0.001 |
| OS | 97.60% | 93.41% | 95.88% | 90.28% | 0.033 |
Abbreviations: RRFS, regional recurrence-free survival; LRRFS, local regional recurrence-free survival; DFS, disease-free survival; OS, overall survival.
