Table 2.
Details of the procedures
| EST (n=114) | ESBD (n=321) | P | |
|---|---|---|---|
| Overall stone removal | 100% | 100% | 1.00 |
| Required multiple sessions | 40 (35.1%) | 41 (12.8%) | <0.001 |
| Mean procedure time (min) | 31.6±16.8 | 25.8±18.8 | 0.01 |
| Mechanical lithotripsy | 19 (16.7%) | 25 (7.8%) | 0.01 |
| Mean duration of follow-up (months) | 75.7±29.0 | 40.1±23.8 | <0.001 |
| Difficult cannulation & employed procedure | 6 (5.3%) | 22 (6.9%) | 0.66 |
| Pancreatic guidewire | 1 (0.9%) | 8 (2.5%) | 0.30 |
| Pancreatic stent | 3 (2.6%) | 6 (1.9%) | 0.62 |
| Pre-cut | 0 | 5 (1.6%) | 0.18 |
| Rendezvous | 2 (1.8%) | 3 (0.9%) | 0.48 |
| Prophylactic pancreatic stent | 5 (4.4%) | 9 (2.8%) | 0.41 |
| Prophylactic biliary stent | 9 (7.9%) | 26 (8.1%) | 0.95 |
EST: Endoscopic sphincterotomy, ESBD: Endoscopic minimal-sphincterotomy followed by papillary balloon dilation