Table 1 Categories of visual impairment
Presenting visual acuity in the better eye | n (%) | 95% Cl |
|---|---|---|
Normal (> = 6/18) | 1094 (70.1) | 67.8 - 72.4 |
Moderate VI (< 6/18 - 6/60) | 355 (22.8) | 20.7 - 24.9 |
Blind (< 6/60 to No perception of light) | 111 (7.1) | 5.8 - 8.4 |
Total | 1560(100.0) | Â |