Table 4.
Multivariate analyses of prognostic factors of recurrence in the younger group
| Risk factor | P-value | Hazard ratio | 95% CI |
|---|---|---|---|
| Number of tumor: multiple |
0.0415 |
51.312 |
1.163 to 2264.565 |
| Maximum size of tumor: ≥5 cm |
NS |
3.210 |
0.353 to 29.152 |
| Differentiation: poor |
NS |
2.796 |
0.450 to 17.043 |
| vp2, 3, 4 |
0.0253 |
13.517 |
1.380 to 132.442 |
| im | NS | 0.137 | 0.005 to 3.541 |
CI, confidence interval; im, microscopic intrahepatic metastasis; NS, non-significant; vp2, tumor thrombus in the second branches of the portal vein; vp3, tumor thrombus in the first branch of the portal vein; vp4, tumor thrombus extension to the trunk or the opposite side branch of the portal vein.