Different Types of Periampullary Duodenal Diverticula Are Associated with Occurrence and Recurrence of Bile Duct Stones: A Case-Control Study from a Chinese Center
Table 2
Cholangiopancreatic disorders and technical success of ERCP in different PAD subtypes.
Type 1 ()
Type 2 ()
Type 3 ()
P value
Median age (yr) (range)
65 (51–78)
66 (24–90)
58 (23–88)
0.134
Gender: (%)
Male
9 (56.3)
28 (62.2)
46 (46.0)
0.180
Female
7 (43.8)
17 (37.8)
54 (54.0)
PAD size (mean SD, mm)
0.001
Biliary disorders: (%)
CBD stones and gall stones
2 (12.5)
3 (6.7)
5 (5.0)
0.508
CBD stones only
13 (81.3)
26 (57.8)
57 (57.0)
0.177
Gall stones only
1 (6.3)
3 (6.7)
8 (8.0)
0.943
Benign bile duct strictures
0 (0.0)
4 (8.9)
9 (9.0)
0.458
Periampullary carcinoma
0 (0.0)
2 (4.4)
9 (9.0)
0.314
Previous cholecystectomy
9 (56.3)
15 (33.3)
39 (39.0)
0.272
Pancreatic disorders: (%)
Acute pancreatitis
10 (62.5)
13 (28.9)
28 (28.0)
0.020
Chronic pancreatitis
1 (6.3)
2 (4.4)
2 (2.0)
0.549
Successful cannulation: (%)
15 (93.8)
44 (97.8)
94 (94.0)
0.607
Complications: (%)
Post-ERCP pancreatitis
2 (12.5)
8 (17.8)
16 (16.0)
0.884
Perforation
0 (0.0)
1 (2.2)
1 (1.0)
0.740
One-way analysis of variance for continuous variables and Pearson’s chi-square test or Fisher exact test for categorical variables. CBD: common bile duct; ERCP: endoscopic retrograde cholangiopancreatography.