Table 4.
Statistical analysis for each covariate in univariate cox regression model predicting overall survival
| Characteristic | HR (95%CI) | P value |
| Age (yr) | 0.99 (0.95-1.04) | 0.79 |
| Etiology | 1.04 (0.66-1.63) | 0.86 |
| Alcohol | ||
| Hepatitis C | ||
| Hepatitis C and alcohol | ||
| Non-alcohol/non-hepatitis C | ||
| HCC histology | 0.73 (0.43-1.25) | 0.26 |
| Poorly differentiated | ||
| Moderately differentiated | ||
| Well differentiated | ||
| CTP classification | 3.84 (1.74-8.51) | 0.001 |
| A | ||
| B | ||
| BCLC staging for HCC | 1.58 (1.02-2.46) | 0.04 |
| A | ||
| B | ||
| C | ||
| BCLC staging for HCC (excluding stage C) | 1.5 (0.66-3.43) | 0.34 |
| A | ||
| B | ||
| MELD score | 1.1 (0.98-1.23) | 0.08 |
| AFP (ng/mL) | 0.99 (0.82-1.20) | 0.98 |
| Tumor size seen on CT with the largest diameter (cm) | 1.06 (0.93-1.20) | 0.41 |
HCC: Hepatocellular carcinoma; CTP: Child-Turcotte-Pugh; BCLC: Barcelona Clinic Liver Cancer; MELD: Model of end stage liver disease; AFP: Alpha fetoprotein; CT: Computed tomography.