Age-specific and sex-specific prevalence of age-related macular degeneration (AMD)
| Age group (years) | At Risk (n) | Early AMD (%) | Intermediate AMD (%) | Late AMD (%) | Any AMD (%) |
| Male | |||||
| 50~59 | 615 | 235 (38.2) | 129 (21.0) | 3 (0.5) | 367 (59.7) |
| 60~69 | 919 | 410 (44.6) | 184 (20.0) | 10 (1.1) | 604 (65.7) |
| 70+ | 864 | 337 (39.0) | 182 (21.1) | 15 (1.7) | 534 (61.8) |
| Total | 2398 | 982 (41.0) | 495 (20.6) | 28 (1.2) | 1505 (62.8) |
| p* | p=0.015 | p=0.947 | p=0.085 | p=0.043 | |
| Age-standardised prevalence (%)† | 38.1 (36.9 to 39.2) | 20.7 (19.8 to 21.7) | 0.95 (0.73 to 1.21) | 61.8 (60.6 to 62.9) | |
| Female | |||||
| 50~59 | 883 | 323 (36.6) | 115 (13.0) | 4 (0.4) | 442 (50.1) |
| 60~69 | 751 | 362 (48.2) | 113 (15.1) | 3 (0.4) | 478 (63.7) |
| 70+ | 849 | 336 (39.6) | 156 (18.4) | 7 (0.8) | 499 (58.8) |
| Total | 2483 | 1021 (41.1) | 384 (15.5) | 14 (0.6) | 1419 (57.1) |
| p* | p<0.001 | p=0.008 | p=0.453 | p<0.001 | |
| Age-standardised prevalence (%)† | 40.7 (39.6 to 41.9) | 15.1 (14.3 to 15.9) | 0.51 (0.36 to 0.70) | 57.3 (55.2 to 57.5) | |
| Both genders | |||||
| 50~59 | 1498 | 558 (37.3) | 244 (16.3) | 7 (0.5) | 809 (54.0) |
| 60~69 | 1670 | 772 (46.2) | 297 (17.8) | 13 (0.8) | 1082 (64.8) |
| 70+ | 1713 | 673 (39.3) | 338 (19.7) | 22 (1.3) | 1033 (60.3) |
| Total | 4881 | 2003 (41.0) | 879 (18.0) | 42 (0.9) | 2924 (59.9) |
| p* | p<0.001 | p=0.039 | p=0.040 | p<0.001 | |
| Age-standardised prevalence (%)† | 40.4 (39.6 to 41.2) | 17.6 (17.0 to 18.2) | 0.79 (0.65 to 0.95) | 58.7 (57.9 to 59.5) |
% refers to prevalence of age-related macular degeneration in population at risk.
*p Value for test of trend for age groups.
†Estimated prevalence (95% CI) for projection by age standardised to the WHO world population aged 50 years or older.