Table 5.

Comparison of results in laparoscopic surgery group and open surgery group

Variables	LS group (n=13)	OS group (n = 18)
Operating time (min)	117 ± 27	112 ± 31
Intraoperative blood loss (mL)	139 ± 51	146 ± 47
Intraoperative blood transfusion (%)	1 (7.7)	1 (5.6)
Commencement of oral intake (d)	1.9 ± 0.4	3.1 ± 0.7
Postoperative complications (%)	2 (15.4)	3 (16.7)
Postoperative hospital stay (d)	11.3 ± 2.9	14.5 ± 3.7
Intermediate residual stone (%)	0 (0)	1 (5.6)
Abscess recurrence (%)	0 (0)	1 (5.6)
Perioperative mortality (%)	0 (0)	0 (0)

LS: Laparoscopic surgery; OS: Open surgery.