Eyes (n=1215) | Persons (n=512) | |||
---|---|---|---|---|
n | Prevalence (95% CI) | n | Prevalence (95% CI) | |
Moderate VI (presenting visual acuity worse than 6/18–6/60) | 287 | 23.6 (21.3 to 26.1) | 78 | 15.2 (12.2 to 18.6) |
Severe VI (presenting visual acuity worse than 6/60–3/60) | 46 | 3.8 (2.8 to 5.0) | 11 | 2.1 (1.1 to 3.8) |
Blindness (presenting visual acuity worse than 3/60 to no light perception) | 73 | 6.0 (4.7 to 7.5) | 6 | 1.2 (0.4–2.5) |
All VI | 406 | 33.4 (30.8 to 36.1) | 95 | 18.5 (15.3 to 22.2) |