Table 3.
Description of Draize scoring rules.
| Endpoint | Description | Range |
|---|---|---|
| Cornea | Degree of opacity and ulcerations | 0–4 |
| Iris | Swelling, hyperemia | 0–2 |
| Conjunctivae | Redness, vessel discernibility | 0–3 |
| Chemosis | Swelling, lids closed/open | 0–4 |
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