Table 1.
Truelove and Witt’s Criteria for Acute Severe Ulcerative Colitis
| Activity | Mild | Moderate | Severe |
|---|---|---|---|
| Number of bloody stools a day | < 4 | 4–6 | ≥ 6 |
| Pulse rate (bpm) | Normal | Intermediate | ≥ 90 |
| Temperature (°C) | Afebrile | Subfebrile | > 37.8 |
| Haemoglobin (g/dl) | >11 | 10.5–11 | < 10.5 |
| Erythrocyte sedimentation rate (ESR) (mm/h) | Not elevated | Not elevated | >30 |
Notes: Adapted with permission form Truelove SC, Witts LJ. Cortisone in ulcerative colitis final report ona therapeutic trial. Br Med J. 1955;2(4947):1041–1048. Copyright © 1955, BMJ Publishing Group Ltd.5