Distribution of the total risk score and risk classification for bleeding after ESD for EGC in the validation cohort
| Risk score | Risk classification | ||||||
| Total points | Patients (n=2029) | Bleeding (n=102) | Rate of bleeding (95% CI) (%) | Risk categories | Patients (n=2029) | Bleeding (n=102) | Rate of bleeding (95% CI) (%) |
| 0 | 749 | 22 | 2.9 (1.8 to 4.4) | Low-risk | 1481 | 41 | 2.8 (2.0 to 3.7) |
| 1 | 732 | 19 | 2.6 (1.6 to 4.0) | ||||
| 2 | 268 | 11 | 4.1 (2.1 to 7.2) | Intermediate-risk | 268 | 11 | 4.1 (2.7 to 7.2) |
| 3 | 146 | 21 | 14.4 (9.1 to 21.1) | ||||
| 4 | 78 | 12 | 15.4 (8.2 to 25.3) | High-risk | 224 | 33 | 14.7 (10.4 to 20.1) |
| 5 | 41 | 11 | 26.8 (14.2 to 42.9) | ||||
| 6 | 10 | 5 | 50.0 (18.7 to 81.3) | Very high-risk | 56 | 17 | 30.4 (18.8 to 44.1) |
| 7 | 3 | 1 | 33.3 (0.8 to 90.6) | ||||
| 8 | 2 | 0 | 0.0 (0.0 to 84.2) | ||||
ESD, endoscopic submucosal dissection; EGC, early gastric cancer.