Table 1.
Demographic characteristics by amyloid and diagnostic status
| Amyloid PET (+), n = 65 | Amyloid PET (−), n = 33 | P value | aMCI, n = 76 | Dementia, n = 22 | P value | |
|---|---|---|---|---|---|---|
| Age | 76.14 (7.12) | 75.67 (6.36) | .749 | 75.36 (6.22) | 78.14 (8.48) | .093 |
| Sex | Male = 64% | Male = 51% | .226 | Male = 55% | Male = 55% | .952 |
| Education | 15.5 (3.3) | 15.8 (2.3) | .589 | 15.8 (1.8) | 15.0 (3.5) | .362 |
| MMSE | 24.1 (5.8) | 24.4 (5.1) | .802 | 26.8 (2.1) | 21.3 (4.1) | .01 |
NOTE. Values are expressed as mean (standard deviation).
Abbreviations: aMCI, amnestic mild cognitive impairment; MMSE, Mini-Mental State Examination; PET, positron emission tomography.