Presence of any retinal drusen by age, sex, and eye in the Hisayama study, after excluding patients with worse stage of age related maculopathy in either eye
| Age(years) | No | Either eye | Both eyes | ||||||
|---|---|---|---|---|---|---|---|---|---|
| % Freq | % Freq | ||||||||
| Female | 50–59 | 285 | 6.3 | 2.5 | |||||
| 60–69 | 334 | 6.9 | 4.8 | ||||||
| 70–79 | 211 | 15.1 | 11.8 | ||||||
| 80+ | 58 | 25.9 | 20.7 | ||||||
| Total | 889 | 9.9 | 6.7 | ||||||
| Male | 50–59 | 155 | 5.8 | 3.9 | |||||
| 60–69 | 231 | 6.9 | 3.0 | ||||||
| 70–79 | 180 | 12.2 | 6.1 | ||||||
| 80+ | 32 | 21.9 | 18.8 | ||||||
| Total | 597 | 9.0 | 5.0 | ||||||
| All | 50–59 | 440 | 6.1 | 3.0 | |||||
| 60–69 | 565 | 6.9 | 4.1 | ||||||
| 70–79 | 391 | 13.8 | 9.2 | ||||||
| 80+ | 90 | 24.4 | 20.0 | ||||||
| Total | 1486 | 9.6 | 6.1 | ||||||