Is endoscopic treatment beneficial in patients with clinically suspicious of common bile duct stones but no obvious filling defects during the ERCP examination?

Table 4 Risk factors of the patients with complication

Characteristics	Complication (+)	Complication (−)	P-value	OR	95 % CI of OR
	(n = 11)	(n = 130)
Procedure
EST/EPBD	3 (27.3 %)	27 (20.8 %)	0.909	0.919	0.215 ~ 3.920
CBDS probability from ASGE
CBDS risk (high vs. intermediate)	6 (54.5 %)	107 (82.3 %)	0.043*	0.262	0.072 ~ 0.958

Abbreviations: EST endoscopic sphincterotomy, EPBD endoscopic papillary balloon dilation
*p < 0.05

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