Distribution of examined subjects, by 10 year age groups, according to visual acuity status (≥ or <6/12 in the better eye)
| No of subjects examined (%) | ||||
|---|---|---|---|---|
| Females | Males | |||
| Subjects by 10 year age groups | ≥6/12 | <6/12 | ≥6/12 | <6/12 |
| 30–39 | 2563 (95.7) | 115 (4.3) | 2080 (95.6) | 95 (4.4) |
| 40–49 | 1260 (86.3) | 200 (13.7) | 1374 (90.5) | 144 (9.5) |
| 50–59 | 511 (60.0) | 340 (40.0) | 628 (73.5) | 226 (26.5) |
| 60–69 | 212 (35.1) | 392 (64.9) | 338 (49.6) | 343 (50.4) |
| 70+ | 51 (14.7) | 295 (85.3) | 89 (19.5) | 368 (80.5) |
| Total | 4597 (77.4) | 1342 (22.6) | 4509 (79.3) | 1176 (20.7) |