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In-breast true recurrence (IBTR) and out-field local recurrence (LR) at 5 and 10 years
| Treatment | IBTR number at 5 years | Risk of recurrence at 5 years | IBTR number at 10 years | Risk of recurrence at 10 years | Log-rank test p value |
| IOERT | 1 | 0.8% | 3 | 4.3% | 0.493 |
| EBRT | 4 | 4.2% | 1 | 5.3% | |
| Treatment | Out-field LR number at 5 years | Risk of recurrence at 5 years | Out-field LR number at 10 years | Risk of recurrence at 10 years | Log-rank test p value |
| IOERT | 6 | 4.7% | 9 | 7.9% | 0.611 |
| EBRT | 5 | 5.2% | 9 | 10.3% |
