Table 4.

Univariate analysis of possible risk factors for LTP in 76 tumors

Variable	No LTP	LTP	p value
Gender			0.974
Male	46	6
Female	21	3
Age			0.238
> 60 years	49	5
< 60 years	18	4
Tumor size			0.132
< 30 mm	45	4
≥ 30 mm	22	5
Subcapsular location			0.565
Yes	23	2
No	44	7
Proximity to extrahepatic organ			0.284
Yes	9	2
No	58	7
Proximity to major vessel			0.094
Yes	18	5
No	49	4
CTx prior to stereotactic RFA			0.232
Yes	50	5
No	17	4
HR prior to stereotactic RFA			0.109
Yes	19	5
No	48	4
Adjuvant CTx			0.133
Yes	34	7
No	33	2

LTP, local tumor progression; CTx, chemotherapy; HR, hepatic resection