Table 4.

Risk factors for rapid tumor progression in 87 patients

Variables	No tumor progression (83)	Tumor progression (4)	P value
Child-Pugh class
A/B	45/38	3/1	0.41
CLIP score
0/1/2/4	25/40/17/1	0/2/2/0	0.43
Number lesions
Single/multiple	50/33	2/2	0.68
AFP value
< 200/≥ 200 kU/L	77/6	2/2	0.04
Tumor size
< 3 cm/3-5 cm/5-7 cm	10/59/14	0/4/0	0.45
Tumor morphology
Infiltrating/	15/68	1/3	0.72
noninfiltrating
Portal vein thrombosis
No/main portal	71/1/3	3/0/1	0.17
branch/sectorial
Tumor location
Peripheral/near	60/23	1/3	0.04
main portal
Treatment
Duration RFA (min)	27.7±13.7	25.6±7.5	0.40
Number insertions	2.0±1.3	1.7±0.9	0.33