Table 2. Comparison of postoperative efficacy.

Variable Value	SG (n=59)	CG (n=187)	P Value
Bile leakage	2 (3.4%)	11 (5.9%)	0.457
Fluid consumption (hours)	66.4±17.4	76.3±25.5	0.004
Delayed gastric emptying	1 (1.7%)	20 (10.7%)	0.031
Postoperative complications (need of invasive treatment)	6 (10.2%)	16 (8.6%)	0.706
Acute cholangitis	2 (3.4%)	14 (7.5%)	0.267
Required hospitalization	1 (1.7%)	8 (4.3%)	0.358
Chronic cholangitis	1 (1.7%)	10 (5.3%)	0.238
Required hospitalization	1 (1.7%)	9 (4.8%)	0.291
Anastomotic strictures	1 (1.7%)	7 (3.7%)	0.440