Research Article
Number of Endoscopic Retrograde Cholangiopancreatography Procedures Required for Short Biliary Cannulation Time
Table 4
The relationship between the ERCP experience and cannulation success rate or PEP.
| | ERCP experience | Two-tailed value | | 21–100 () | 101–200 () | 201–300 () | 301–400 () | 401–500 () | >500 () |
| | Final cannulation success, n (%) | 89 (96.7) | 143 (95.3) | 102 (93.5) | 63 (96.9) | 22 (95.6) | 112 (95.7) | 0.901a | | Cannulation success without operator change, n (%) | 55 (59.7) | 129 (86.0) | 94 (86.2) | 61 (93.8) | 22 (95.6) | 109 (93.1) | 0.000a | | PEP, n (%) | 5 (5.4) | 10 (6.6) | 5 (4.5) | 5 (7.6) | 3 (13.0) | 8 (6.8) | 0.756a |
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ERCP: endoscopic retrograde cholangiopancreatography; PEP: post-ERCP pancreatitis; aChi-square test.
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