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Scale for acute GI toxicity based on common toxicity criteria v3.0
| Grade | Symptom |
|---|---|
| 0 | None |
| 1 | Increase of <4 stools per day over pretreatment |
| 2 | Increase of 4–6 stools per day or nocturnal stools |
| 3 | Increase of ≥7 stools per day or incontinence or need for parenteral support for dehydration |
| 4 | Physiologic consequences requiring intensive care of hemodynamic collapse |
