Table 2.
DPDS characteristics according to clinical outcome
| Characteristics | Successful outcome N = 17 |
Clinical failure and need surgery N = 9 |
p value |
|---|---|---|---|
| Age (year)a | 36 (23~70) | 36 (25~53) | 0.817 |
| Male | 12 (70.6%) | 8 (88.9%) | 0.380 |
| Etiology | 0.683 | ||
| ANP | 10 | 4 | |
| Biliary | 8 | 2 | 0.520 |
| Nonbiliary | 2 | 2 | |
| Trauma | 7 | 5 | |
| Location | > 0.99 | ||
| Proximal (head or neck) | 12 | 6 | |
| Distal (body or tail) | 5 | 3 | |
| PFCs | 7 | 6 | 0.411 |
| Diameter of PFC (cm)a | 2.5 (2.0~7.6) | 5.1 (2.0~11.4) | 0.719 |
| Interval between discovering pseudocyst or fistula and DPDS (months)a | 7.0 (0.5~84) | 4.0 (1.0~64) | 0.686 |
| ETD | 13 (76.5%) | 2 (22.2%) | 0.014 |
| Stent retention (days)a | 137 (95–180) | 90 (15–356) | 0.396 |
| ≥2 stent insertion | 5 (29.4%) | 1 (11.1%) | 0.604 |
| Pancreatic debridement before ERCP | 4 (23.5%) | 4 (44.4%) | 0.382 |
| CT guided puncture Before ERCP | 8 (47.1%) | 1 (11.1%) | 0.098 |
| EUS guided puncture Before ERCP | 0 (0.0%) | 2 (22.2%) | 0.111 |
| Developed DM | 2 (11.8%) | 1 (11.1%) | > 0.99 |
| Developed diarrhea | 3 (17.6%) | 0 (0.0%) | 0.529 |
| Developed atrophy | 8 (47.1%) | 2 (22.2%) | 0.399 |
aDescribed as median with range
PFCs peripancreatic fluid collections, ETD Endoscopic transpapillary drainage, DM diabetes mellitus