Table 4.
Univarite and multivariate analysis of relative risks for local tumor progression
| Variable | Univariate analysis |
Multivariate analysis |
|
| P value | Relative risk (95% CI) | P value | |
| Percutaneous vs surgical RFA | 0.000 | 14.315 (4.857-25.412) | 0.000 |
| Age (yr) (> 60 vs ≤ 60) | 0.402 | ||
| HBV- infected (Y vs N) | 0.455 | ||
| Child-Pugh (B vs A) | 0.038 | ||
| Albumin (IU/L), ≤ 35 vs > 35 | 0.233 | ||
| Total bilirubin (mg/L), > 10 vs ≤ 10 | 0.010 | 8.124 (2.325-101.587) | 0.012 |
| Serum AFP (ng/mL), ≥ 400 vs < 400 | 0.019 | ||
| Prothrombin time, ≤ 15’ vs > 15’ | 0.512 | ||
| Tumor size (cm), > 3 vs ≤ 3 | 0.003 | 11.741 (3.754-21.665) | 0.005 |
| Tumor number, multiple vs single | 0.111 | ||
RFA: Radiofrequency ablation; HBV: Hepatitis B virus; AFP: α fetoprotein.