Table 3.

Thoracic complications of radiofrequency ablation n (%)

Group	CT-guided ablation (n = 24)	Laparoscopic ablation (n = 27)	P value
Total No. of patients with complication	15 (62.5)	2 (7.4)	0.000
Incidence of complication
Right shoulder pain	11 (45.8)	2 (7.4)	0.003
Transient lung injury	3 (12.5)	0 (0)	0.097
Plural effusion	5 (20.8)	0 (0)	0.018
Diaphragmatic perforation	1 (4.2)	0 (0)	0.471
Hemothorax	1 (4.2)	0 (0)	0.471
Hospital stay, mean (SD)	9.3 (6.5)	3.7 (0.9)	0.032