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Scoring index for disease activity.
| Score | Weight loss (%) | Stool consistency | Rectal bleeding |
|---|---|---|---|
| 0 | None | Normal | Normal |
| 1 | 1–5 | ||
| 2 | 5–10 | Loose stools | |
| 3 | 10–20 | ||
| 4 | >20 | Diarrhea | Gross bleeding |
Disease Activity Index was calculated by adding combined scores for weight loss, stool consistency and rectal bleeding, and dividing the resulting global score by three. Adapted from Cooper et al. (1993).
