Table 5.
Relationship between lymphatic metastasis and growth type
| Growth type | n | Lymphatic metastasis (-) | Lymphatic metastasis (+) | Positive rate (%) |
| Expanding | 61 | 47 | 14 | 22.9% |
| Invasive | 150 | 46 | 105 | 70.0%e |
e
P < 0.01, vs. expanding type.
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