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Symptoms according to refractive error.
| Sensation of blurry vision | Asthenopia | Headache | |
|---|---|---|---|
| High hyperopia (N, %) | 1093; 62.3% | 23; 1.3% | 108; 6.2% |
| Hyperopia (N, %) | 5464; 66% | 193; 2.3% | 764; 6.2% |
| Emmetropia (N, %) | 20,633; 73.5% | 1403; 4.9% | 4765; 17% |
| Myopia (N, %) | 5922; 79.3% | 181; 2.4% | 870; 11.6% |
| High myopia (N, %) | 189; 71% | 4; 1.5% | 19; 7.1% |
| Mixed astigmatism (N, %) | 1710; 73.1% | 20; 0.9% | 178; 7.6% |
Percentages calculated on the number of patients in each refractive error category.
