Table 1.
Demographics and clinical characteristics.
| Characteristics at the initial visit | Aβ- NC (n = 376) | Aβ+ ADD (n = 481) | Aβ- SVaD (n = 102) |
|---|---|---|---|
| Age, y | 70.1 ± 7.1 (55–87) | 70.0 ± 8.8 (55–97) | 75.5 ± 7.1 (55–92)a, b |
| Sex, female | 241 (64.1) | 292 (60.7) | 70 (68.6) |
| Education years | 11.8 ± 4.8 (0–21) | 11.2 ± 4.9 (0–21) | 7.9 ± 5.1 (0–18)a, b |
| Hypertension | 167 (44.4) | 201 (41.8) | 80 (78.4)a, b |
| Diabetes mellitus | 77 (20.5) | 76 (15.8) | 33 (32.4)a, b |
| APOE ε4 carriers | 72 (19.1) | 264 (54.9)a | 22 (21.6)b |
ap < 0.05 compared to NC.
bp < 0.05 compared to ADD.
NC, normal cognition; ADD, Alzheimer's disease dementia; SVaD, subcortical vascular dementia.
Values are expressed as means ± standard deviations (range) or numbers (%).