TABLE 1.
Demographic characteristics
| Characteristic | Non‐demented | Incident MCI | Incident AD |
|---|---|---|---|
| N | 186 | 103 | 81 |
| Age | 48.6 ± 6.7 | 52.9 ± 6.0b | 54.1 ± 5.6b |
| Sex | |||
| Male | 44 (23.7) | 52 (50.5) | 33(40.7) |
| Female | 142 (76.3) | 51 (49.5)b | 48 (59.3)a |
| Level of function | |||
| Mild/moderate | 127 (68.3) | 54 (52.4) | 46 (56.8) |
| Severe/profound | 59 (31.7) | 49 (47.6)a | 35 (43.2) |
| Ethnicity | |||
| White | 171 (91.9) | 91 (88.3) | 75 (92.6) |
| Non‐white | 15 (8.1) | 12 (11.7) | 6 (7.4) |
| APOE e4 allele | 32 (17.6) | 25 (24.3) | 21 (25.9)c |
| Risk score cut point | 30 (16.1) | 84(81.6)b | 66 (81.5)b |
Note: Significance P‐value <0.05a, <0.001b.
Missing data on n = 4 with incident ADc.
Abbreviations: AD, Alzheimer's disease; MCI, mild cognitive impairment