Table 2. Univariate analysis of factors for overall survival.
| Variables | N | OS at 5 years (%) | P value | |
|---|---|---|---|---|
| Gender | Male | 30 | 0.598 | 0.979 |
| Female | 13 | 0.673 | ||
| Age | ≤ 70 year | 19 | 0.648 | 0.256 |
| > 70 year | 24 | 0.609 | ||
| Hepatitis B virus | No | 20 | 0.693 | 0.764 |
| Yes | 23 | 0.609 | ||
| Hepatitis C virus | No | 28 | 0.567 | 0.699 |
| Yes | 15 | 0.733 | ||
| Hypertension | No | 22 | 0.671 | 0.754 |
| Yes | 21 | 0.595 | ||
| Diabetes mellitus | No | 31 | 0.641 | 0.578 |
| Yes | 12 | 0.635 | ||
| Coronary artery disease | No | 36 | 0.850 | 0.286 |
| Yes | 7 | 0.833 | ||
| Liver cirrhosis | No | 1 | 1.000 | 0.539 |
| Yes | 42 | 0.626 | ||
| Child-Pugh Classification | A | 40 | 0.669 | 0.022 |
| B | 3 | 0 | ||
| AJCC | I-II | 34 | 0.592 | 0.529 |
| III | 9 | 0.778 | ||
| Number of tumors | Single | 33 | 0.603 | 0.915 |
| Multiple | 10 | 0.700 | ||
| Tumor size | < 5 cm | 31 | 0.668 | 0.140 |
| ≥ 5 cm | 12 | 0.571 | ||
| Portal vein thrombosis | Absent | 35 | 0.650 | 0.511 |
| Present | 8 | 0.583 | ||
| Hepatic vein thrombosis | Absent | 40 | 0.628 | 0.866 |
| Present | 3 | 0.667 | ||
| Bile duct dilatation | Absent | 37 | 0.643 | 0.724 |
| Present | 6 | 0.625 | ||
| Local tumor control | Yes | 40 | 0.683 | < 0.001 |
| No | 3 | 0 | ||
| Complete response | CR | 25 | 0.918 | < 0.001 |
| Non-CR | 18 | 0 | ||
| Early tumor regression | ETR | 22 | 0.856 | 0.014 |
| No-ETR | 21 | 0.381 |
AJCC: American Joint Committee on Cancer 8th edition; CR: complete response; ETR: early tumor regression; GyE: Gray equivalents; OS: overall survival.