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Tumor-node-metastasis classification of HCCs.
| Staging parameter | n (%) |
|---|---|
| Tumor stage | |
| 1 | 61 (29.9) |
| 2 | 63 (30.9) |
| 3 | 48 (23.5) |
| 4 | 9 (4.4) |
| Not available | 23 (11.3) |
| Metastasis stagea | |
| 0 | 161 (78.9) |
| 1 | 32 (15.7) |
| Not available | 11 (5.4) |
| Node stage | |
| 0 | 178 (87.3) |
| 1 | 15 (7.4) |
| Not available | 11 (5.4) |
| Grading | |
| G1 | 79 (38.7) |
| G2 | 92 (45.1) |
| G3 | 29 (14.2) |
| Not available | 4 (2.0) |
The presence of metastasis in human HCC specimens was assessed by autoptic observation.
