Table 3.
Detailed Information on Endoscopic Biliary Drainage Revisions
| Variable | BMS group (n=35) | MPS group (n=67) | p-value |
|---|---|---|---|
| Re-intervention rate | 14 (40.0) | 38 (56.7) | 0.11 |
| No. of revision (n=52) | 0.45 | ||
| 1 | 10 (71.4) | 13 (34.2) | |
| 2 | 1 (7.1) | 10 (26.3) | |
| 3 | 1 (7.1) | 5 (13.2) | |
| 4 | 1 (7.1) | 5 (13.2) | |
| 5 | 1 (7.1) | 1 (2.6) | |
| 6 | 0 | 1 (2.6) | |
| 7 | 0 | 2 (5.3) | |
| 10 | 0 | 1 (2.6) | |
| Type of 2nd stents (n=52) | 0.001 | ||
| Metal | 12 (85.7) | 6 (15.8) | |
| Plastic | 2 (14.3) | 32 (84.2) | |
| Type of last stents (n=52) | 0.001 | ||
| Metal | 12 (85.7) | 12 (31.6) | |
| Plastic | 2 (14.3) | 26 (68.4) | |
| Conversion to PTBD | 8 (22.9) | 19 (28.4) | 0.55 |
| Median internal stent patency, day | 112 (77.5–143.5) | 56 (7.0–201.0) | 0.63 |
Data are presented as the number (%) or median (interquartile range).
BMS, bilateral metal stents; MPS, multiple plastic stents; PTBD, percutaneous transhepatic biliary drainage.