Papillary fistulotomy vs conventional cannulation for endoscopic biliary access: A prospective randomized trial

Table 2 Endoscopic retrograde cholangiopancreatography findings and complications n (%)

Variable	Group I, n = 51	Group II, n = 51	Total, n = 102	P value
Choledocolithiasis				0.048
No	10 (19.6)	19 (37.3)	29 (28.4)
Yes	41 (80.4)	32 (62.7)	73 (71.6)
Intrahepatic dilatation				0.6572
No	36 (70.6)	38 (74.5)	74 (72.6)
Yes	15 (29.4)	13 (25.5)	28 (27.4)
Extrahepatic dilatation				0.5512
No	25 (49.02)	22 (43.1)	47 (46.1)
Pancreatitis	2 (3.9)	1 (1.9))	3 (2.9)	11
Yes	26 (50.98)	29 (56.9)	55 (53.9)
Pancreatitis	3	0	3 (2.9)	0.09911
Intra- or peridiverticular papilla				0.046
No	43 (84.3)	49 (96.1)	92 (90.2)
Yes	8 (15.7)	2 (3.9)	10 (9.8)
Prosthesis				0.236
No	42 (82.4)	37 (72.6)	79 (77.5)
Yes	9 (17.6)	14 (27.4)	23 (22.5)
Biliary prosthesis				0.463
No	42 (82.4)	39 (76.5)	81(79.4)
Yes	9 (17.6)	12 (23.5)	21 (20.6)
Cholangitis				0.6781
No	49 (96.1)	47 (92.2)	96 (94.1)
Yes	2 (3.9)	4 (7.9)	6 (5.9)
Biliary access
No	12 (23.5)	0		0.00021
Yes	39 (76.5)	51 (100)
Complications,pancreatitis, bleeding or perforation				0.05371
No	44 (86.3)	50 (98)	94 (92.2)
Yes	7 (13.7)	1 (2)	8 (7.8)
Pancreatitis	5	1
Perforation	2	1
Bleeding	0	0

Data are presented as n (%).

¹Fisher’s exact test; Chi-square test.