Table 4
Comparison between the number of complications in sedated group and unsedated group

Variable	Sedate group (%)	Unsedated group (%)	Difference (P value)
During ERCP			0.62
Hypoxemia	2 (4.7)	0
ECG change	1 (2.3)	1 (3.7)
Hypotension	0	1 (3.7)
No complication	40 (93.0)	25 (92.6)
After ERCP			0.10
Pancreatitis	4 (9.3)	1 (3.7)
Bleeding	1 (2.3)	0
Perforation	2 (4.7)	0
No complication	36 (88.7)	26 (96.3)

ERCP, endoscopic retrograde cholangiopancreatography; ECG, electrocardiogram.