Table 2. Survival and univariate analyses of prognostic factors of HB.
| Characteristics | 1-year OS (%) | 3-year OS (%) | 5-year OS (%) | P value |
|---|---|---|---|---|
| All patients | 89.3 | 84.6 | 81.9 | |
| Sex | 0.492 | |||
| Female | 88.3 | 85.3 | 84.3 | |
| Male | 89.9 | 84.3 | 80.6 | |
| Age at diagnosis | 0.009 | |||
| <2-year-old | 94.3 | 85.9 | 85.9 | |
| ≥2-year-old | 88.9 | 82.4 | 75.0 | |
| Race | 0.120 | |||
| White | 89.5 | 85.3 | 83.1 | |
| Black | 78.9 | 73.7 | 63.2 | |
| Others | 93.0 | 85.8 | 83.4 | |
| Distant metastases | <0.0001 | |||
| No | 91.8 | 88.6 | 86.3 | |
| Yes | 87.6 | 73.7 | 69.8 | |
| Tumor size | <0.0001 | |||
| ≤5 cm | 97.1 | 97.1 | 97.1 | |
| >5 cm | 90.5 | 86.1 | 82.6 | |
| Unknown | 72.7 | 60.6 | 60.6 | |
| Multiple or single | <0.0001 | |||
| Single | 93.4 | 89.5 | 87.2 | |
| Multiple | 79.5 | 69.8 | 66.5 | |
| Unknown | 87.4 | 85.5 | 81.6 | |
| Macrovascular invasion | 0.966 | |||
| Yes | 87.9 | 87.9 | 81.6 | |
| No | 89.7 | 84.3 | 81.7 | |
| Unknown | 87.7 | 83.5 | 83.5 | |
| Surgery type | <0.0001 | |||
| No-surgery | 53.2 | 40.4 | 35.8 | |
| Resection | 96.0 | 92.9 | 89.8 | |
| LT | 96.2 | 92.5 | 92.5 |
HB, hepatoblastoma; OS, overall survival; LT, liver transplantation.