Table 1.
Description of late-onset Alzheimer’s disease cases and controls from different cohorts.
| N(proxy) case | N(proxy) control | Agea (sd) (proxy) case | Agea (sd)(proxy) control | Female | |
|---|---|---|---|---|---|
| AIBLb | 216 | 631 | 77.6 (7.6) | 72.2 (6.4) | 45.3% |
| Sydney MASc | 77 | 588 | 86.8 (4.6) | 84.7 (4.5) | 55.6% |
| UKB | 383 | 1915 | 64.4 (4.5) | 64.5 (2.6) | 53.0% |
| UKB mother | 22,557 | 231,767 | 83.7 (6.8) | 78.1 (8.4) | 100% |
| UKB father | 13,118 | 241,206 | 81.8 (6.9) | 76.2 (8.1) | 0% |
aFor the UKB mother and father samples, age of parental case was used as a proxy for age at onset.
bThe Australian Imaging Biomarkers and Lifestyle Study.
cThe Sydney Memory and Ageing Study.