. 2013 Dec 28;19(48):9453–9460. doi: 10.3748/wjg.v19.i48.9453

Table 4.

Analyses of procedure-related complications n (%)

Complications	All 6 studies					Four full-text studies (high-quality)
	Incidence EST plus LBD, EST	OR/Peto OR (95%CI)	P value	Heterogeneity		Incidence EST plus LBD, EST	OR/Peto OR (95%CI)	P value	Heterogeneity
	Incidence EST plus LBD, EST	OR/Peto OR (95%CI)	P value	I²	P value		OR/Peto OR (95%CI)	P value	I²	P value
Overall	31/419 (7.4)	0.53 (0.33-0.85)	0.008	28%	0.24	Incidence EST plus LBD, EST	12/245 (4.9)	0.48 (0.24-0.99)	0.05	0%	0.37
Overall	53/416 (12.7)	0.53 (0.33-0.85)	0.008	28%	0.24	24/251 (9.6)		0.48 (0.24-0.99)	0.05	0%	0.37
Pancreatitis	21/419 (5.0)	0.77 (0.43-1.39)	0.39	0%	0.74	7/245 (2.9)	0.89 (0.32-2.49)	0.83	0%	0.95
Pancreatitis	26/416 (6.3)	0.77 (0.43-1.39)	0.39	0%	0.74	8/251 (3.2)	0.89 (0.32-2.49)	0.83	0%	0.95
Bleeding	7/419 (1.7)	0.50 (0.20-1.23)	0.13	22%	0.27	2/245 (0.8)	0.68 (0.12-3.93)	0.66	31%	0.24
Bleeding	13/416 (3.1)	0.50 (0.20-1.23)	0.13	22%	0.27	3/251 (1.2)	0.68 (0.12-3.93)	0.66	31%	0.24
Infection of biliary tract	3/419 (0.7)	0.34 (0.11-1.02)	0.05	28%	0.25	3/245 (1.2)	0.34 (0.11-1.02)	0.05	28%	0.25
Infection of biliary tract	10/416 (2.4)	0.34 (0.11-1.02)	0.05	28%	0.25	10/251 (4.0)	0.34 (0.11-1.02)	0.05	28%	0.25
Perforation	0/419 (0.0)	0.14 (0.02-0.98)	0.05	0%	1.00	0/245 (0.0)	0.14 (0.01-1.35)	0.09	0%	0.98
Perforation	4/416 (1.0)	0.14 (0.02-0.98)	0.05	0%	1.00	3/251 (1.2)	0.14 (0.01-1.35)	0.09	0%	0.98

EST: Endoscopic sphincterotomy; LBD: Large-balloon dilation.