Variable | Ageing Controls | PSND | PSD | VaD | Mixed | AD | |
---|---|---|---|---|---|---|---|
N | 13 | 22 | 13 | 16 | 13 | 13 | |
Mean Age, years (range) | 80.1 (72–91) | 83.5 (78–94) | 87.3 (80–98) | 86.9 (76–97) | 85.9 (72–94) | 83.3 (70–91) | |
Gender (M:F%) | 35:65 | 57:43 | 30:70 | 41:59 | 44:56 | 56:44 | |
MMSE, mean ± SEM | 29 ± 1 | 27 ± 0.4 | 16 ± 1 | 13 ± 4 | 11 ± 2 | 7 ± 2 | |
CAMCOG, mean ± SEM | na | 90 ± 1 | 66 ± 3 | na | na | 39 ± 7 | |
APOE ε2; ε4 allele frequencies (%) | 16.7; 16.7 | 10.0; 25.0 | 13.3; 13.3 | 10.0; 0.0 | 0.0; 30.0 | 3.6; 39.3 | |
CERAD, mean (range) | 0.5 (0–2) | 1.7 (1–2) | 1.3 (1–3) | 1.0 (0–2) | 2.9 (2–3) ‡ | 2.9 (2–3) ‡ | |
ABC Scores, mean | A0.5, B1.2, C0.5 | A0.5, B1.2, C0.7 | A0.5, B1.2, C0.8 | A0.6, B1.2, C0.8 | A2.5, B2.6, C2.6 | A3, B3, C3 | |
Braak Stage, mean (range) | 1.9 (0–4) | 2.6 (1–4) | 2.6 (1–4) | 2.0 (0–4) | 5.2 (5–6) ‡ | 5.6 (5–6) ‡ | |
CAA- frequency (moderate- severe), % | 6 | 15 | 18 | 17 | 9 | 39 | |
Vascular pathology score, mean (range)† | 6.7 (0–10) † | 13.5 (13–14) | 13.3 (9–17) | 13.2 (10–16) | 11.0 (6–14) | 10.8 (3–16) | |
WML score, mean (range) | 0.5 (0–2) † | 2.5 (2–3) | 2.4 (2–3) | 2.9 (2–3) | 2.9 (2–3) | 1.8 (0–3) | |
White matter (WM) / Vascular lesions, moderate - severe (%) | 18.0** | 100 | 100 | 100 | 95 | 72 |