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| Site of recurrence | Non-END group (n=58) | END group (n=9) | Success rate of recurrence treatment |
|---|---|---|---|
| Local | 11 | 1 | 4/12 (33.3) |
| Locoregional | 1 | 1 | 0/2 (0) |
| Regional | 7 | 0 | 5/7 (71.4) |
| Distant | 0 | 3 | 0/3 (0) |
(END: elective neck dissection)
Values are presented as number only or number (%).
