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Local tumor recurrence and site concordance for different margin size
| Margin size (mm) |
No. | No. with LTP |
2-yr LTP rate (%) |
Site concordance (%) |
|---|---|---|---|---|
| 0 | 30 | 21 | 74 | 21/21 (100) |
| 1–5 | 41 | 19 | 54 | 16/19 (84.2) |
| 6–10 | 15 | 4 | 26 | 1/4 (25) |
| 11–15 | 8 | 1 | 20 | 0/1 (0) |
