Table 3.
Procedure Outcomes and Adverse Events
| General anesthesia (n=115) | Deep sedation (n=112) | p-value | |
|---|---|---|---|
| Size of resected specimen, (mm) | 35 (12–90) | 32 (10–77) | 0.129 |
| Circumference of resected ulcer of the lumen | 0.005 | ||
| <2/3 | 86 (74.8) | 96 (85.7) | |
| ≥2/3 | 29 (25.2) | 16 (14.3) | |
| En bloc resection rate | 115 (100) | 110 (98.2) | 0.242 |
| Procedure time (min) | 28 (5–202) | 40 (8–249) | <0.001 |
| Submucosal dissection speed (mm2/min) | 25.2 (7.8–157.2) | 16.2 (2.4–41.3) | <0.001 |
| Single device | 115 (100) | 102 (91.1) | 0.001 |
| Clip-with-line method | 19 (16.5) | 28 (25.0) | 0.141 |
| Delayed bleeding | 2 (1.7) | 0 | 0.498 |
| Intraoperative perforation | 0 | 2 (1.8) | 0.242 |
| Aspiration pneumonia | 0 | 2 (1.8) | 0.242 |
| Stenosis | 9 (7.8) | 8 (7.1) | 1 |
| Odontoclasis | 0 | 0 | - |
| Anaphylaxis | 0 | 0 | - |
| Thromboembolism | 0 | 0 | - |
| Tracheobronchial injury | 0 | 0 | - |
| Mortality | 0 | 0 | - |
Values are expressed as median (range) or n (%).