Efficacy and safety of limited endoscopic sphincterotomy before self-expandable metal stent insertion for malignant biliary obstruction

Table 4 Rates of complications on biliary stenting with limited endoscopic sphincterotomy according to location of pancreatic cancer

	Headn = 68	Body/tailn = 11	P value
Post-ERCP complication type			1.000
Pancreatitis	1 (1.5)	0 (0.0)
Mild/moderate	1 (1.5)	0 (0.0)
Bleeding, mild	1 (1.5)	0 (0.0)
Perforation	1 (1.5)	0 (0.0)
Post-ERCP hyperamylasemia	8 (11.8)	2 (18.2)	0.624
Stent complication			1.000
None	60 (88.2)	10 (90.9)
Stent occlusion	8 (11.8)	1 (9.1)
Stent migration	0 (0.0)	0 (0.0)

ERCP: Endoscopic retrograde cholangio pancreatography.