ERCP Features and Outcome in Patients with Periampullary Duodenal Diverticulum

Table 3

Multivariable regression analysis of the predicting effect of periampullary diverticulum on failed biliary cannulation with the presence of confounders.

Item	Multivariate 𝑃 value	Odds ratio	95% CI
			Lower limit	Upper limit
Presence of diverticulum	<0.001	6.287	2.458	16.083
Advanced age	0.123	0.985	0.966	1.004
Hypertension	0.201	0.634	0.315	1.275
Coronary artery disease	0.192	0.576	0.251	1.318
Cholecystectomy	0.058	1.896	0.979	3.674
Serum total bilirubin	0.056	0.972	0.943	1.001

Hosmer-Lemeshow goodness of fit: 𝜒²=6.239, 𝑃=0.621.