Rectal bleeding scale |
0. No blood seen |
1. Streaks of blood with stool less than half of the time |
2. Obvious blood with stool most of the time |
3. Blood alone passed |
Stool frequency scale |
0. Normal stool frequency per day |
1. 1–2 stools greater than normal per day |
2. 3–4 stools greater than normal per day |
3. ≥5 stools greater than normal per day |