Table 3.
Overall Survival Analysis of Two Treatment Cohorts
| Univariate Analysis | Multivariate Analysis | |||||
|---|---|---|---|---|---|---|
| HR | 95% CI | P Value | HR | 95% CI | P Value | |
| Treatment | .10 | .56 | ||||
| Transcatheter arterial chemoembolization plus RF ablation | Referent | Referent | ||||
| Transcatheter arterial chemoembolization plus MW ablation | 0.60 | 0.33–1.11 | 0.81 | 0.41–1.62 | ||
| Age (per year) | 1.01 | 0.98–1.04 | .44 | |||
| Child-Pugh | .02 | .09 | ||||
| A | Referent | Referent | ||||
| B | 2.08 | 1.11–3.89 | 1.85 | 0.91–3.74 | ||
| BCLC stage | ||||||
| A | Referent | Referent | ||||
| B | 1.81 | 0.91–3.60 | .09 | 1.47 | 0.61–3.55 | .39 |
| C | 9.94 | 3.85–25.64 | < .001 | 5.92 | 1.93–18.11 | .002 |
| Overall P < .001 | Overall P = .008 | |||||
| Gender | .70 | |||||
| Female | Referent | |||||
| Male | 0.89 | 0.49–1.61 | ||||
| No. tumors | .61 | |||||
| 1 | Referent | |||||
| > 1 | 1.17 | 0.64–2.16 | ||||
| Tumor size | ||||||
| ≤ 3 cm | Referent | Referent | ||||
| 3.1–5 cm | 1.37 | 0.70–2.66 | .36 | 1.36 | 0.59–3.09 | .47 |
| > 5 cm | 3.90 | 1.78–8.54 | .001 | 2.46 | 0.93–6.50 | .07 |
| Overall P = .003 | Overall P = .19 | |||||
Note.–Results are from Cox regression models.
BCLC = Barcelona Clinic Liver Classification; CI = confidence interval; HR = hazard ratio; MW = microwave; RF = radiofrequency.