Table 4.
A scoring system for prediction of distant failure
| Characteristic | 0 | 1 |
|---|---|---|
| Histology | SqCC | Others |
| Lymphovascular invasion | Negative | Positive |
| No. of metastatic LNs | ≤ 3 | > 3 |
SqCC, squamous cell carcinoma; LN, lymph node.
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