Table 3.
Recurrence rate and DFS related to N stage
| N stage | Total patients | Recurrence rate | p value | Mean DFS (mo) | p value | Mean time to recurrence (mo) | p value |
|---|---|---|---|---|---|---|---|
| N1a | 33 | 30% | 0.007 | 52 | 0.035 | 44 | 0.004 |
| N1b | 61 | 60% | 30 | 7 |
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