Table 2
Comparison between indications for ERCP in sedated groupand unsedated group (P=0.87)

Variable	Sedated group (%)	Unsedated group (%)
Choledocholithiasis	34 (79.1)	22 (81.5)
Bile duct stenosis	1 (2.3)	1 (3.7)
Papillary tumor of pancreas	5 (11.6)	2 (7.4)
AUPBD	3 (7.0)	2 (7.4)

ERCP, endoscopic retrograde cholangiopancreatography; AUPBD, anomalous union of pancreaticobiliary duct.