Table 7.
Size of lymph node and metastasis in squamous cell carcinoma of lip
| Size of cervical node | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1–3 mm | p value a | 4–6 mm | p value a | 7–9 mm | p value a | 10–30 mm | p value a | >30 mm | p value a | ||||||
| + | − | + | − | + | − | + | − | + | − | ||||||
| 4 | 39 | 7 | 43 | 8 | 59 | 26 | 52 | 0 | 0 | ||||||
| Clinical staging | 0.344 | 0.492 | 0.238 | 0.015 | NA | ||||||||||
| Stage I | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| Stage II | 0 | 14 | 1 | 16 | 1 | 17 | 15 | 15 | 0 | 0 | |||||
| Stage III | 2 | 12 | 3 | 14 | 2 | 23 | 8 | 16 | 0 | 0 | |||||
| Stage IV | 2 | 13 | 3 | 13 | 5 | 19 | 3 | 21 | 0 | 0 | |||||
| Tumor size | 0.804 | 0.832 | 0.832 | 0.081 | NA | ||||||||||
| ≤ 1.0 cm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||
| 1.1–2.0 cm | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |||||
| 2.1–3.0 cm | 2 | 14 | 3 | 17 | 3 | 18 | 13 | 15 | 0 | 0 | |||||
| 3.1–4.0 cm | 1 | 16 | 2 | 17 | 2 | 21 | 7 | 19 | 0 | 0 | |||||
| > 4.0 cm | 1 | 9 | 2 | 9 | 3 | 20 | 6 | 24 | 0 | 0 | |||||
| Pathologic differentiation | 0.776 | 0.709 | 0.907 | <0.001 | NA | ||||||||||
| Well differentiated | 1 | 14 | 2 | 18 | 3 | 18 | 6 | 27 | 0 | 0 | |||||
| Moderately differentiated | 2 | 11 | 2 | 14 | 2 | 18 | 4 | 19 | 0 | 0 | |||||
| Poorly differentiated | 1 | 10 | 2 | 9 | 2 | 11 | 10 | 4 | 0 | 0 | |||||
| Undifferentiated | 0 | 4 | 1 | 2 | 1 | 12 | 6 | 2 | 0 | 0 | |||||
aChi-square test or Fisher’ s exact test.
+ metastasis of SCC to cervical node, − no metastasis of SCC to cervical node.