Research Article
A Multicenter, Prospective Study of a New Fully Covered Expandable Metal Biliary Stent for the Palliative Treatment of Malignant Bile Duct Obstruction
Table 4
Comparison to recent publications.
| First author | Enrollment |
Number of centers |
Number of patients | Metal stent type and covering* | Recurrent biliary obstruction rate | Stent patency at 6 months | Migration rate | Cholecystitis rate | Pancreatitis rate |
| Costamagna [7] | 5 months | 6 | 66 | PC WallFlex | 6% (4) | 94% | 3% (2) | 5% (3) | 2% (1) |
|
Isayama [8] | 60 months | 4 | 138 | PC Wallstent | 21% (29) | — | 17% (24) | 7% (9) | 4% (5) | 11 months | 20 | 141 | PC WallFlex | 26% (36) | 78% | 8% (11) | 10% (14) | 6% (8) |
|
Kullman [9] | 34 months | 10 | 200 | UC Nitinella | 23% (45) | 78% | 0% (0) | 1% (2) | 2% (4) | 200 | PC Nitinella | 24% (47) | 74% | 3% (6) | 1% (2) | 3/200 |
|
Petersen | 6 months | 10 | 55 | FC WallFlex | 2% (1) | 91% | 2% (1) | 4% (2) | 2% (1) |
|
Song [10] | 19 months | 1 | 24 | Paclitaxel covered SEMS | 21% (5) | — | 0% (0) | 0% (0) | 4% (1) | 25 | FC SEMS | 32% (8) | — | 16% (4) | 0% (0) | 0% (0) |
|
Talreja [11] | 41 months | 6 | 260 | FC WallFlex | 3% (8) | 63% | 2% (4) | 1% (2) | 2% (4) |
|
Telford [12] |
68 months |
4 | 61 | UC Wallstent | 18% (11) | 90% | 0% (0) | 5% (3) | 2% (1) | 68 | PC Wallstent | 29% (20) | 87% | 12% (8) | 4% (3) | 0% (0) |
|
Tringali [13] | 30 months | Unknown (multicenter) | 70 | PC ComVi | 30% (21) | 70% | 4% (3) | 1% (1) | 0% (0) |
|
|
FC: fully covered; PC: partially covered; UC: uncovered.
|