Table 5. Results of multivariate analysis of factors and their influence on the development of PEP.

Variable	P value	Odds ratio (95% CI)
Pancreatic duct cannulated and injection	0.02	1.667 (0.815–3.409)
Recurrent acute pancreatitis	0.04	1.5 (0.852–2.641)

PEP, post-ERCP pancreatitis; CI, confidence interval.