Table 3.
Adverse Events
| Characteristics and outcomes | Endocut (n = 461) | Forced coagulation (n = 458) | P |
|---|---|---|---|
| Severe adverse events | 33 (7.2) | 36 (7.9) | .686 |
| Immediate, n (%) | 5 (1.1) | 4 (0.9) | .743 |
| Bleeding | 0 | 1 (0.2) | |
| Perforation | 4 (0.9) | 2 (0.4) | |
| Abdominal pain | 1 (0.2) | 1 (0.2) | |
| Postprocedure | 28 (6.1) | 32 (7.0) | .844 |
| Bleeding, n (%) | 23 (5.0) | 26 (5.7) | |
| Time to bleeding, d, median (IQR) | 2 (1–8) | 2.5 (1–7) | .984 |
| Perforation, n (%) | 2 (0.4) | 1 (0.2) | |
| Postpolypectomy syndrome, n (%) | 2 (0.4) | 3 (0.7) | |
| Abdominal pain, n (%) | 0 | 1 (0.2) | |
| Other, n (%) | 1 (0.2)a | 1 (0.2)c | |
| Interventions, n (%) | |||
| Colonoscopy | 12 (2.6) | 16 (3.5) | .432 |
| Blood transfusion | 5 (1.1) | 5 (1.1) | .992 |
| Surgery | 1 (0.2) | 3 (0.7) | .313 |
| Outcome, n (%) | .134 | ||
| Recovered | 31 (93.9) | 36 (100) | |
| Dieda,b | 2 (6.1) | 0 |
a
One patient was found dead 18 days after the colonoscopy from an unclear cause.
b
One patient on anticoagulation medications died after severe postprocedure bleeding. The resection site was closed with clips.
c
Patient admitted with fever, with no source of infection identified, responded to antibiotics.