Table 2. Pathologic profiles.
| No. (%) | |
|---|---|
| Tumor size | |
| T1a (≤1 cm) | 31 (10.0) |
| T1b (≤2 cm) | 172 (55.3) |
| T1c (2 ≤ 3 cm) | 108 (34.7) |
| Intratumoral blood vessel invasion | |
| Without | 294 (94.5) |
| With | 17 (5.5) |
| Intratumoral lymphatic vessel invasion | |
| Without | 282 (90.7) |
| With | 29 (9.3) |