Clinical outcome of medium-sized hepatocellular carcinoma treated with microwave ablation

Table 2 Cox survival analysis of predictors for recurrence-free survival in 182 patients with hepatocellular carcinoma following microwave ablation

	Univariate			Multivariate
	HR	95%CI	Pvalue	HR	95%CI	Pvalue
Tumor diameter	1.173	0.784-1.755	0.439
Sex (male/female)	1.223	0.662-2.258	0.521
Age (> 60 yr/ ≤ 60 yr)	0.825	0.535-1.272	0.384
Child-Pugh classification (A/B)	0.507	0.232-1.106	0.088	0.665	0.271-1.635	0.372
ALB (> 35 g/L/ ≤ 35 g/L)	1.367	0.799-2.336	0.254
ALT (> 41 U/L, ≤ 41 U/L)	0.956	0.619-1.475	0.837
Total bilirubin (> 34.2 mmol/L/18.8-34.2 mmol/L/ ≤ 18.8 mmol/L)	0.749	0.547-1.026	0.072	0.805	0.563-1.151	0.234
AFP (> 400 mg/L/20-400 mg/L/ ≤ 20 mg/L)	0.861	0.660-1.124	0.271
Etiology of HCC [HBV/HCV/HBV+HCV/Other reason(s)]	0.901	0.747-1.086	0.274
PLT (≥ 100 × 109/L/45 × 109-100 × 109/L/＜ 45 × 109/L)	1.079	0.781-1.490	0.647
Portal hypertension (Yes/No)	0.936	0.607-1.443	0.764

PLT: Platelet; ALB: Albumin; ALT: Alanine aminotransferase; AFP: Alpha-fetoprotein; HBV: Hepatic B virus; HCV: Hepatic C virus; HCC: Hepatocellular carcinoma.