Number of Endoscopic Retrograde Cholangiopancreatography Procedures Required for Short Biliary Cannulation Time

Table 3

Multivariate analysis of factors related to the L group.

Factor	Two-tailed value	Odds ratio	95% CI
ERCP experience of ≤300 procedures	0.001	2.080	1.377–3.142
Diagnostic ERCP	0.349	0.775	0.454–1.322
Juxtapapillary diverticula	0.353	0.808	0.516–1.266
Malignant biliary stricture due to pancreatic cancer	0.028	1.912	1.072–3.412
Malignant biliary stricture due to the other cancerous lesions	0.146	2.329	0.745–7.276
Bile duct stone impaction at the papilla	0.067	0.395	0.147–1.065

ERCP: endoscopic retrograde cholangiopancreatography; CI: confidence interval.