|
Patient’s factors
|
Sex
|
male
|
25
|
11
|
14
|
2.08
|
(0.92–4.75)
|
0.076
|
2.00
|
(0.86–4.77)
|
0.108
|
| | |
female
|
17
|
13
|
4
| | | | | | |
| |
Age (years)
| ≧65 |
30
|
18
|
12
|
0.65
|
(0.24–1.57)
|
0.356
| | | |
| | |
< 65
|
12
|
6
|
6
| | | | | | |
|
Preoperative factors
|
BMI
| ≧25 |
23
|
13
|
10
|
1.39
|
(0.61–3.13)
|
0.427
| | | |
| | |
< 25
|
19
|
11
|
8
| | | | | | |
| |
Diameter of common bile duct (mm)
| ≧7 |
27
|
12
|
15
|
1.81
|
(0.80–4.11)
|
0.150
|
1.62
|
(0.67–3.90)
|
0.276
|
| | |
< 7
|
15
|
12
|
3
| | | | | | |
| |
CRP (mg/dl)
| ≧1.00 |
15
|
9
|
6
|
0.96
|
(0.42–2.29)
|
0.919
| | | |
| | |
< 1.00
|
27
|
15
|
12
| | | | | | |
|
Pre-endoscopic treatment factors
|
Intrahepatic bile duct stones
|
(+)
|
9
|
3
|
6
|
1.91
|
(0.65–8.12)
|
0.260
| | | |
| | |
(−)
|
33
|
21
|
12
| | | | | | |
| |
Cholangitis
|
(+)
|
24
|
14
|
10
|
1.23
|
(0.52–2.81)
|
0.623
| | | |
| | |
(−)
|
18
|
10
|
8
| | | | | | |
| | Serum albumin level (normal ≧3.5 mg/dl) | ≧3.5 |
13
|
6
|
7
|
1.06
|
(0.44–2.96)
|
0.896
| | | |
| | |
< 3.5
|
29
|
18
|
11
| | | | | | |
| |
Earlier stricture after operation (< 1 year)
|
(+)
|
20
|
15
|
5
|
2.32
|
(1.03–5.56)
|
0.043
|
1.72
|
(0.72–4.31)
|
0.226
|
| | |
(−)
|
22
|
9
|
13
| | | | | | |
| |
Biliary anastomotic leakage after operation
|
(+)
|
1
|
1
|
0
|
9.74
|
(0.50–65.9)
|
0.107
|
13.2
|
(0.62–107)
|
0.084
|
| | |
(−)
|
41
|
23
|
18
| | | | | | |
| |
Pancreatic fistulae after operation
|
(+)
|
20
|
10
|
10
|
0.74
|
(0.32–1.66)
|
0.469
| | | |
| | |
(−)
|
22
|
14
|
8
| | | | | | |
|
Factors during endoscopic treatment
|
Remaining balloon waste during inflation
|
(+)
|
4
|
3
|
1
|
0.49
|
(0.17–2.11)
|
0.301
| | | |
| | |
(−)
|
38
|
21
|
17
| | | | | | |
| |
Endoscopic biliary stone extraction
|
(+)
|
11
|
4
|
7
|
1.82
|
(0.68–6.30)
|
0.246
| | | |
| | |
(−)
|
31
|
20
|
11
| | | | | | |
