Table 1.
Patient characteristics.
| EST group (n = 38) | Non-EST group (n = 41) | P value | |
|---|---|---|---|
| Age (mean ± SD) | 72 ± 11 | 73 ± 9 | 0.589 |
| Sex (male/female) | 21/17 | 19/22 | 0.428 |
| Pancreatic cancer | 37 | 36 | 0.239 |
| Ampullary carcinoma | 0 | 4 | 0.144 |
| Gallbladder cancer | 1 | 0 | 0.969 |
| Metastatic pancreatic cancer | 0 | 1 | 0.969 |
| Incision range of EST | |||
| Small | 20 | ||
| Medium | 18 | ||
| Large | 0 | ||
| Covered self-expandable metal stent | |||
| Fully covered type | 9 | 13 | 0.427 |
| Partially covered type | 29 | 28 | |
| Stent length (cm, mean ± SD) |
6.0 ± 1.0 | 5.8 ± 1.0 | 0.380 |
| Procedure time (min, mean ± SD) |
34 ± 16 | 27 ± 12 | 0.032 |
| Follow-up period (day, mean ± SD) |
216 ± 224 | 157 ± 183 | 0.202 |
EST: endoscopic sphincterotomy.