| Symptom | Degree 1 | Degree 2 | Degree 3 | Degree 4 |
| Stool (number/day) | 2 to 3 | 4 to 6 | 7 to 9 | ≥10 |
| Stool consistency | Bulky | Loose | Loose | Watery |
| GI bleeding | Occult | Intermittent | Persistent | Persistent large amount |
| Abdominal cramps or pain | Minimal | Moderate | Intense | Excruciating |
