Table 3.
Clinical outcomes of stent placement.
| Technical success, % (n) | 97.5 (197/202) |
| Technical failure, % (n) | |
| Inability to approach the stricture endoscopically | 0.5 (1/202) |
| Deterioration of respiratory status before stent placement | 0.5 (1/202) |
| Inability to release the stent | 0.5 (1/202) |
| Inadequate stent placement | 0.5 (1/202) |
| Stent migration | 0.5 (1/202) |
| Clinical success, % (n) | 96.0 (194/202) |
| Clinical failure, % (n) | |
| Patients with technical failure | 2.5 (5/202) |
| Insufficient stent expansion | 0.5 (1/202) |
| Stent migration | 0.5 (1/202) |
| Acute respiratory failure | 0.5 (1/202) |
| Procedure time in the technical success cohort, min., mean (SD) | 36.5 (21.6) |
| Stricture length, cm, mean (SD) | 4.8 (2.6) |
| Strictures and stents placed, % (n) | |
| Double stricture with no stent (technical failure) | 0.5 (1/202) |
| Single stricture with 1 stent | 93.6 (189/202) |
| Single stricture with 2 stents | 3.0 (6/202) |
| Single stricture with 3 stents | 1.0 (2/202) |
| Double stricture with 2 stents | 1.0 (2/202) |
| Double stricture with 3 stents | 0.5 (1/202) |
| Stent type, % (n) | |
| Niti-S Enteral Colonic Uncovered Stent, D type | 99.5 (213/214) |
| 18 mm in diameter | 6.1 (13/214) |
| 22 mm in diameter | 93.4 (200/214) |
| 6 cm in length | 20.1 (43/214) |
| 8 cm in length | 34.6 (74/214) |
| 10 cm in length | 28.0 (60/214) |
| 12 cm in length | 16.8 (36/214) |
| WallFlex colonic stent | 0.5 (1/214) |
| 22 mm in diameter | 0.5 (1/214) |
| 9 cm in length | 0.5 (1/214) |