Table 4. The univariate and multivariate regression analysis to identify prognostic factors for OS.
| Variable | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
| HR (95% CI) | p value | HR (95% CI) | p value | |
| OS | ||||
| Age | 0.993 (0.972–1.015) | 0.524 | - | - |
| Gender | 1.194 (0.511–2.788) | 0.682 | - | - |
| Operative time | 1.001 (0.998–1.004) | 0.411 | - | - |
| Operative procedure | 1.253 (0.742–2.115) | 0.400 | - | - |
| Operative method | 0.997 (0.590–1.685) | 0.991 | - | - |
| Blood loss | 1.000 (1.000–1.001) | 0.063 | - | - |
| Surgical margin | 0.891 (0.516–1.538) | 0.678 | - | - |
| Tumor size | 1.178 (1.087–1.275) | < 0.001 | 1.152 (1.056–1.256) | 0.001 |
| Number of tumors | 0.393 (0.096–1.614) | 0.195 | - | - |
| Differentiation | 1.256 (0.812–1.944) | 0.305 | - | - |
| MVI classification | 3.662 (2.130–6.297) | < 0.001 | 3.117 (1.771–5.486) | < 0.001 |
| Envelope invasion | 3.039 (1.213–7.617) | 0.018 | - | - |
| Cirrhosis | 0.766 (0.275–2.134) | 0.610 | - | - |
| Viral hepatitis | 1.596 (0.660–3.860) | 0.300 | - | - |
| AFP level | 1.648 (1.173–2.315) | 0.004 | - | - |
| Postoperative Treatment strategy | 0.002 | - | < 0.001 | |
| TACE | 0.648 (0.356–1.179) | 0.155 | 0.423 (0.221–0.810) | 0.009 |
| RT | 0.276 (0.134–0.567) | 0.000 | 0.279 (0.136–0.574) | 0.001 |