Table 1.
Baseline characteristics of patients.
| Training set | Validation set | p | ||
|---|---|---|---|---|
| n | 108 | 12 | ||
| Sex (%) | Male | 86 (79.6) | 11 (91.7) | 0.458 |
| Female | 22 (20.4) | 1 (8.3) | ||
| Age | 61.6 ± 11.1 | 63.0 ± 14.3 | 0.741 | |
| Diagnosis (%) | HCC | 80 (74.1) | 12 (100.0) | 0.705 |
| HCC + CCC | 9 (8.3) | 0 (0.0) | ||
| CCC | 7 (6.5) | 0 (0.0) | ||
| CRLM | 8 (7.4) | 0 (0.0) | ||
| GB cancer meta | 1 (0.9) | 0 (0.0) | ||
| Benign | 3 (2.8) | 0 (0.0) | ||
| Tumor size (cm, median [IQR]) | 3.1 [2.2, 4.8] | 2.5 [2.2, 5.3] | 0.937 | |
| Tumor number (%) | 1 | 87 (80.6) | 11 (91.7) | 1.000 |
| 2 | 14 (13.0) | 1 (8.3) | ||
| 3 | 5 (4.6) | 0 (0.0) | ||
| 4 | 1 (0.9) | 0 (0.0) | ||
| 5 | 1 (0.9) | 0 (0.0) | ||
| Background liver (%) | Normal | 54 (50.0) | 5 (38.5) | 0.644 |
| Cirrhosis | 30 (27.8) | 5(38.5) | ||
| Not reported | 24 (22.2) | 3 (23.1) |
HCC hepatocellular carcinoma, CCC cholangiocarcinoma, CRLM colorectal cancer liver metastasis, GB gall bladder, IQR interquartile range.