| VA with available correction | Men | Women | Total | |||
| (n = 1116) | (n = 1099) | (n = 2215) | ||||
| No. | Prevalence (95% CI) (%) | No. | Prevalence (95% CI) (%) | No. | Prevalence (95% CI) (%) | |
| VA <3/60 | ||||||
| Bilateral blindness | 12 | 1.1 (0.5–1.7) | 1.1 (0.5–1.7) | 24 | 1.1 (0.7–1.5) | |
| Unilateral blindness | 30 | 3.6 (2.4–4.8) | 12 34 | 3.1 (1.9–4.2) | 74 | 3.3 (2.5–4.2) |
| VA <6/60 – ⩾3/60 | ||||||
| Bilateral severe visual impairment | 6 | 0.5 (0.1–0.9) | 1 | 0.1 (0–0.3) | 7 | 0.3 (0.1–0.6) |
| Unilateral severe visual impairment | 11 | 1.0 (0.3–1.6) | 7 | 0.6 (0.2–1.1) | 18 | 0.8 (0.4–1.2) |
| VA <6/18 to ⩾6/60 | ||||||
| Bilateral visual impairment | 24 | 2.1 (1.2–3.0) | 43 | 4.0 (2.3–5.5) | 3.0 (2.0–4.0) | |
| Unilateral visual impairment | 16 | 1.4 (1.7–2.2) | 27 | 2.4 (1.3–3.6) | 67 43 | 2.0 (1.2–2.7) |