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The rate of disease recurrence and residual disease
| ER | ER+SBR | p value | |
|---|---|---|---|
| Disease recurrence, n (%) | 27 (8.0) | 34 (15.5) | 0.008 |
| LNM positive after SBR | – | 15 (11.9) | |
| Locoregional recurrence | 12 (3.5) | – | |
| Distant metastases | 15 (4.4) | 8 (3.7) | 0.68 |
| Upstaged (> T1) CRC after SBR | – | 11 (5.0)* | |
| Residual disease, n (%) | – | ||
| Yes | – | 21 (9.6) | |
| No | – | 198 (90.4) |
LNM lymph node metastasis
*Excluded from further analysis
