Number | Percentage (%) (95% CI) | |
Distance vision | ||
Distance presenting vision in the better eye (n=263) | ||
Normal vision | 185 | 70.3 (64.4–75.8) |
Vision impairment | 78 | 29.7 (24.2–35.6) |
Refractive error | 51 | 65.4 (53.8–75.8%) |
Cataract | 18 | 23.1 (14.3–34.0) |
Maculopathy | 2 | 2.56 (3.00–9.00) |
Retinal disorders | 1 | 1.28 (0.00–6.90) |
Unknown causes | 6 | 7.69 (2.90–16.0) |
Current distance spectacle wearer out of those with refractive error (n=51) | ||
Yes, and presenting vision was 6/12 or better* | 0 | 0.00 |
Yes, but presenting vision was worse than 6/12 | 10 | 19.6 (8.71–30.5) |
Not a current distance spectacle wearer | 41 | 80.4 (69.5–91.3) |
Magnitude of distance refractive error (n=51) | ||
+2.00 D to +5.00 D | 4 | 7.84 (2.20–18.9) |
+0.50 D to +1.75 D | 16 | 31.4 (19.1–45.9) |
+0.25 D to −0.25 D | 3 | 5.88 (1.20–16.2) |
−0.50 D to −3.00 D | 26 | 51.0 (36.6–65.2) |
−3.25 D to −6.00 D | 1 | 1.96 (0.00–10.4) |
Missing data=1* | ||
Near vision | ||
Near-vision testing† (n=231) | ||
Pass N8 at 40 cm | 31 | 13.4 (9.30–18.5) |
Fail N8 at 40 cm | 200 | 86.6 (81.5–90.7) |
Current near spectacle wearer out of those with presbyopia (n=202) | ||
Yes, and near presenting vision N8 or better‡ | 2 | 0.99 (0.00–2.36) |
Yes, but near presenting vision worse than N8 | 5 | 2.48 (0.333–4.62) |
Not current near spectacle wearer | 195 | 96.5 (94.0–99.1) |
Prescription of near reading glasses (n=200) | ||
+1.00 D to +1.75 D | 57 | 28.9 (22.5–34.9) |
+2.00 D to +2.75 D | 93 | 47.2 (41.1–54.8) |
>+2.75 D | 47 | 23.9 (18.2–30.0) |
Missing data=3* | ||
Prior eye examination (n=263) | ||
Yes | 165 | 62.7 (56.6–68.6) |
Less than a year ago | 38 | 23.0 (16.8–30.2) |
1–2 years ago | 67 | 40.6 (33.0–48.5) |
More than 2 years ago | 60 | 36.4 (29.0–44.2) |
No | 98 | 37.3 (31.4–43.4) |
Where to access spectacle (n=165) | ||
Government hospital | 133 | 80.5 (73.6–86.3) |
Outreach | 27 | 16.0 (11.1–23.0) |
Private/charitable hospital | 5 | 3.05 (1.00–7.00) |
Location to get eyeglasses | ||
Nearby in the neighbourhood in the same village | 120 | 45.6% (39.6–51.6) |
At a moderate distance from the neighbourhood in the same village | 14 | 5.30 (2.61–8.04) |
Different villages within the same district | 4 | 1.50 (0.20–2.84) |
Far from the neighbourhood in the same village | 32 | 12.2 (2.57–16.6) |
Different district | 33 | 12.5 (8.54–16.6) |
I do not know where to get eyeglasses | 60 | 22.8 (17.7–27.9) |
*Effective distance spectacle coverage.
†Prevalence of presbyopia.
‡Effective near spectacle coverage.