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The correlations between lymph node recurrence and dose of external radiation were analyzed in the good response and poor response groups
| Long axis after 50 Gy ≥ 10 mm (poor response group) |
Long axis after 50 Gy <10 mm (good response group) |
|||||
|---|---|---|---|---|---|---|
| Rec | Control | Total | Rec | Control | Total | |
| ≤58 Gy (EQD2) | 9 | 7 | 16 | 1 | 58 | 59 |
| >58 Gy (EQD2) | 0 | 21 | 21 | 2 | 31 | 33 |
| P = 0.0003 | P = 0.604 | |||||
| Total | 9 | 28 | 37 | 3 | 89 | 92 |
| P = 0.001 | ||||||
Rec = recurrence.
