Table 2.
Univariate analysis of prognostic factors
| No. | 1-year OS (%) | 2-year OS (%) | |
|---|---|---|---|
| Post-RT treatment | P < 0.0001 | ||
| Operation | 12 | 91.7 | 66.7 |
| TACE | 19 | 57.9 | 15.8 |
| Without | 75 | 19.6 | 0 |
| Response to RT | P < 0.0001 | ||
| With | 65 | 48.7 | 17 |
| Without | 41 | 12 | 0 |
| No. of tumors | P = 0.0014 | ||
| Single | 21 | 61.9 | 25.8 |
| Multiple | 85 | 28 | 6.5 |
| Laterality | P = 0.0040 | ||
| Unilateral | 63 | 42.6 | 16.2 |
| Bilateral | 43 | 23.3 | 2.3 |
| Location of PVT | P = 0.0053 | ||
| Main | 30 | 26.7 | 0 |
| First branch | 76 | 37.8 | 14.7 |
| Okuda stage | P = 0.0050 | ||
| I | 61 | 42.3 | 17.9 |
| II | 42 | 26.2 | 2.4 |
| III | 3 | 0 | 0 |
| CLIP score | P = 0.0006 | ||
| 1–2 | 34 | 58.8 | 18.6 |
| 3–6 | 72 | 23.2 | 6.4 |
| CUPI score | P = 0.0043 | ||
| ≤ 3 | 34 | 52.8 | 18.6 |
| > 3 | 72 | 26.1 | 6.4 |
| Child-Pugh class | P < 0.0001 | ||
| A | 83 | 42 | 14.1 |
| B | 23 | 8.7 | 0 |
| JIS score | P < 0.0001 | ||
| 2 | 18 | 66.7 | 33.3 |
| 3 | 68 | 35.0 | 8.1 |
| 4 | 20 | 5 | 0 |
OS = overall survival, RT = radiotherapy.