Table 1.
Patient and procedure characteristics for all ERCPs performed during study period
| All ERCPs | |
|---|---|
| n = 52,140 | |
| Age, mean ± SD, years | 67 ± 17 |
| Sex, n (%) | |
| Female | 28,070 (54) |
| ERCP indication, n (%) | |
| Malignancy diagnosis | 4957 (10) |
| Stent dysfunction | 2632 (5) |
| Cholangitis | 4192 (8) |
| Obstructive jaundice | 11,151 (21) |
| Bile duct stone | 16,828 (32) |
| Postoperative bile leakage | 1404 (3) |
| Papilla within diverticula, n (%) | 5543 (11) |
| Bile duct stenosis, n (%) | 10,729(21) |
| Sphincterotomy, n (%) | |
| Bile duct | 27,971 (54) |
| Pre-cut | 4166 (8) |
| Pancreatic duct | 1044 (2) |
| Bile duct stone extraction, n (%) | 16,130 (31) |
| Procedural time, mean ± SD, min | 36 ± 25 |