Intradiverticular Ampulla of Vater: Personal Experience at ERCP

Table 1

Demographics and clinical presentation of the patients referred for ERCP.

	Group A; 𝑛=81	Group B; 𝑛=419	𝑃
Mean age (yrs)	69.5	49.7	<0.05
Range of age (yrs)	54–89	18–75	na
M/F ratio	36/45	182/237	na
Indications
Gallstone pancreatitis	30/81 (37%)	138/419 (32.9%)	0.51 (ns)
CBD stones	53/81 (65.4%)	257/419 (61.3%)	0.48 (ns)
Cholangitis	31/81 (38.3%)	96/419 (22.9%)	<0.05
Neoplasms (CBD and pancreas)	8/81 (9.9%)	82/419 (19.5%)	<0.05
Pancreas divisum	—	1/419 (0.2%)	0.85 (ns)

ns: not significative; na: not applicable; CBD: common bile duct.