Results of Survival Analyses
| Multivariate analysis | ||||||
| Univariate analysis | With all factors | With Milan criteria and PET indices | ||||
| Factor | Hazard ratio | P | Hazard ratio | P | Hazard ratio | P |
| Tumor size | 12.30 (5.72–26.46) | <0.001 | 3.62 (1.52–8.63) | 0.004 | NA | |
| Tumor number | 3.84 (1.35–10.94) | 0.012 | NS | NA | ||
| Milan criteria | 3.27 (1.46–7.33) | 0.004 | NA | 2.54 (1.11–5.83) | 0.029 | |
| Tumor grade | 3.93 (1.91–8.07) | 0.003 | 3.39 (1.29–8.92) | 0.014 | NA | |
| Vascular invasion | 5.63 (2.75–11.55) | <0.001 | NS | NA | ||
| T-stage | 7.66 (3.70–15.85) | <0.001 | NS | NA | ||
| Visual PET finding | 14.11 (5.40–36.89) | <0.001 | NA | NA | ||
| SUVmax | 12.98 (6.12–27.54) | <0.001 | NS | NS | ||
| TBRIVCmax | 13.65 (6.31–29.53) | <0.001 | 4.62 (1.48–14.41) | 0.009 | 6.75 (2.53–18.02) | <0.001 |
| MTVIVC | 13.72 (6.22–30.29) | <0.001 | NS | NS | ||
| UVPIVC | 12.49 (5.97–26.13) | <0.001 | 3.39 (1.21–9.55) | 0.021 | 3.16 (1.24–8.06) | 0.016 |
NA = not assessed; NS = not selected as significant factor.
Data in parentheses are 95% confidence interval.