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Astigmatism based on cycloplegic auto-refraction in children with uncorrected visual acuity ≤ 6/12 in at least one eye.
| Astigmatism (diopters) | Right eves | Left eyes | Either eye |
|---|---|---|---|
| No. (%) | No.(%) | No.(%) | |
| ≤ 0.50 | 436 (78.7) | 380 (68.6) | 345 (62.3) |
| 0.75 – 1.25 | 98 (17.7) | 137 (24.7) | 167 (30.1) |
| 1.50 – 1.75 | 8 (1.4) | 21 (3.8) | 23 (4.2) |
| ≥ 2.00 | 12 (2.17) | 16 (2.9) | 19 (3.4) |
| ALL | 554 (100.0) | 554 (100.0) | 554 (100.0) |
