Table 2.
Pooled analysis of 232 patients with refractory benign esophageal strictures according to Kochman’s criteria treated with self-expandable stent placement n (%)
| Stricture etiology | |
| Anastomotic strictures | 69 (29.7) |
| Peptic strictures | 58 (25.0) |
| Radiation strictures | 36 (15.5) |
| Caustic strictures | 29 (12.5) |
| Others | 26 (11.2) |
| Unknown | 14 (6.0) |
| Stent type | |
| FC SEMS | 85 (36.6) |
| BD stent | 77 (33.2) |
| SEPS | 70 (30.2) |
| PC SEMS | 0 (0) |
| Technical success | |
| Overall | 229 (98.7) |
| FC SEMS | 85 (100) |
| BD stent | 77 (100) |
| SEPS | 67 (95.7) |
| Clinical success | |
| Overall (n = 231) | 56 (24.2) |
| FC SEMS (n = 85) | 12 (14.1) |
| BD stent (n = 76) | 25 (32.9) |
| SEPS (n = 70) | 19 (27.1) |
FC SEMS: Fully covered self-expandable metal stent; BD stent: Biodegradable stent; SEPS: Self-expandable plastic stent; PC SEMS: Partially covered self-expandable metal stent.