Table 3.
RBO and stent-related adverse events
| Event | Skeletal muscle index |
p-value | |
|---|---|---|---|
| Normal (n=38) | Low (n=17) | ||
| RBO | 2 (5.3) | 8 (47.1) | 0.001a) |
| Stent migration | 1 | 6 | |
| Complete | 1 | 1 | |
| Partial | 0 | 5b) | |
| Sludge | 1 | 2 | |
| RBO with cholangitis (with bacteremia) | |||
| Sludge | 1 | 2 | |
| Cholangitis | 1 | 8 | |
| Bacteremia | 0 | 2 | |
| Management | |||
| Stent exchange to a new FCSEMS | 2 | 5 | |
| ENBD | 0 | 3 | |
| Stent-related adverse events | 8 (21.1) | 1 (5.9) | 0.247a) |
| Pancreatitis | 4 | 0 | |
| Cholecystitis | 3 | 0 | |
| Others | 1 | 1 | |
Values are presented as number (%).
RBO, recurrent biliary obstruction; FCSEMS, fully covered self-expandable metal stent; ENBD, endoscopic nasobiliary drainage.
a)
Fisher exact test.
b)
All these five partial migration cases were accompanied by sludge.