| Endoscopic grade | (n) | Histological GVHD diagnosis (n) | Consistency rate (%) |
| 1 | 12 | 5 | 41.2 |
| 2 | 6 | 4 | 66.7 |
| 3 | 3 | 3 | 100 |
| 4 | 1 | 1 | 100 |
| after onset of diarrhea | (n) | ||
| day 0, 1 | 4 | 1 | 25 |
| day 2, 3 | 4 | 4 | 100 |
| ≥day 4 | 13 | 8 | 61.5 |