Short-term outcomes of radiofrequency ablation for hepatocellular carcinoma using cone-beam computed tomography for planning and image guidance

Table 1 Baseline patient characteristics and short-term treatment responses

Number of patients	Total patients	Disease progression	Deaths
	48	31 (64.5%)	10 (20.8%)
Sex
Male	44	28	6
Female	4	3	4
Age (years): 58 (37-89)
< 58	23	12	3
≥ 58	25	19	7
Tumour size (cm): 3.2 (1.2-6.6)
< 2	11	2	0
≥ 2 and < 5	26	21	2
≥ 5	11	8	8
Tumour adjacent to the aorta, diaphragm, or digestive tract
Yes	6	5	2
No	42	26	8
Barcelona Clinic Liver Cancer stage
A	18	8	2
B	30	23	8
C	0	-	-
D	0	-	-
Child-Pugh score
A	48	31	10
B	0	-	-
C	0	-	-
mRECIST–Post-RFA
CR	38 (79.2%)	22	6
PR	10 (20.8%)	9	4
SD	0	-	-
PD	0	-	-
mRECIST–final follow-up
CR	16 (33.3%)	-	-
PR	1 (2.1%)	-	-
SD	0	-	-
PD	31 (64.6%)	31	10

Age and tumour size are presented as the median (range, minimum to maximum). RFA: Radiofrequency ablation; CR: Complete response; PR: Partial response; SD: Stable disease; PD: Progressive disease.