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Classification of diabetic retinopathy (n=108)
| Stage | n | Prevalence (%) |
|---|---|---|
| No diabetic retinopathy | 61 | 56 |
| Mild non-proliferative diabetic retinopathy | 16 | 15 |
| Moderate non-proliferative diabetic retinopathy | 14 | 13 |
| Severe non-proliferative diabetic retinopathy | 1 | 1 |
| Proliferative diabetic retinopathy | 13 | 12 |
| Clinically significant macular edema | 7 | 6 |
