Radiofrequency ablation combined with transcatheter arterial chemoembolization for recurrent liver cancer

Table 1 Comparison of general data of two groups of patients

Index	TACE + RFA group (n = 45)	RFA group (n = 45)	χ2/t	P value
Age (years)	57.9 ± 8.3	60.1 ± 9.6	1.163	0.248
Sex			0.067	0.796
Male	35	36
Female	10	9
Recurrence time (months)	1.9 ± 0.8	1.7 ± 0.6	1.342	0.183
Tumor diameter (cm)			0.179	0.673
≤ 3	23	25
> 3	22	20
Number of lesions			0.180	0.671
Single	26	24
Multiple	19	21
Hepatitis B surface antigen			0.620	0.431
Positive	43	40
Negative	2	5
Child–Pugh class			0.189	0.664
A	18	16
B	27	29
AFP (ng/mL)			0.053	0.818
≤ 400	31	32
> 400	14	13
Complications (n)			0.228	0.893
Diabetes	13	11
Hypertension	15	16
No	17	18

TACE: Transcatheter arterial chemoembolization; RFA: Radiofrequency ablation; AFP: Alpha-fetoprotein.