Laparoscopic vs computerized tomography-guided radiofrequency ablation for large hepatic hemangiomas abutting the diaphragm

Table 1 Demographic characteristic of patients in the study n (%)

Group	CT-guided ablation(n = 24)	Laparoscopic ablation(n = 27)	P value
Age (yr), mean (SD)	50.0 (14.5)	49.5 (8.27)	0.748
Gender (male: female)	10:14	11:16	0.947
Co-morbidities
Gallbladder stones	0 (0)	3 (11.1)	0.238
Type 2 diabetes mellitus	2 (8.3)	3 (10.3)	1.000
History of open cholecystectomy	1 (4.2)	0 (0)	0.471
Chronic hepatitis B	1 (4.2)	0 (0)	0.471
History of previous liver surgery	0 (0)	1 (3.7)	1.000
Hepatic cysts	0 (0)	1 (3.7)	1.000
Reasons for radiofrequency ablation
Abdominal discomfort only	3 (12.5)	3 (11.1)	1.000
Enlargement of hemangioma only	9 (37.5)	11 (40.7)	0.813
Abdominal discomfort and enlargement	12 (50.0)	13 (48.2)	0.895
Maximal size of hemangioma, (cm), mean (SD)	9.6 (2.5)	9.4 (1.8)	0.686
Min	6.0	6.5
Max	11.5	12.0