Table 1.
Prevalence and 95% confidence intervals (CI) for myopia, hyperopia, astigmatism and anisometropia in high school children of Aligoudarz
| Myopia | Hyperopia | Astigmatism | Anisometropia | |
|---|---|---|---|---|
| % (95%CI) | % (95%CI) | % (95%CI) | % (95%CI) | |
| Age (yr) | ||||
| 14 | 21.8 (10.6-33.1) | 29.1 (16.7-41.5) | 7.3 (0.2 -14.4) | 5.5 (0.5-11.7) |
| 15 | 26.2 (18.4-34.0) | 19.8 (12.8-26.9) | 20.6 (13.5-27.8) | 6.3 (2.0-10.7) |
| 16 | 28.0 (19.0-37.0) | 22.0 (13.7-30.3) | 19.0 (11.2-26.8) | 4.0 (0.1-7.9) |
| 17 | 34.1 (24.1-44.0) | 18.7 (10.5-26.8) | 26.4 (17.1-35.6) | 3.3 (0.3-7.1) |
| 18> | 37.1 (24.7-49.5) | 22.6 (11.9-33.3) | 27.4 (16.0-38.8) | 3.2 (1.3-7.7) |
| Sex | ||||
| Female | 19.4 (14.1-24.6) | 27.5 (21.6 -33.4) | 15.8 (10.9-20.6) | 4.5 (1.8-7.3) |
| Male | 39.6 (33.0-46.3) | 15.6 (10.6-20.5) | 25.9 (20.0-31.9) | 4.7 (1.8-7.6) |
| Total | 29.3 (25.0-33.6) | 21.7 (17.8-25.5) | 20.7 (16.9-24.6) | 4.6 (2.6-6.6) |