Cognitively normal | MCI | AD | |
---|---|---|---|
(n = 37) | (n = 61) | (n = 65) | |
Age (years) | 64 (2) | 68 (1)* | 65 (1) |
Sex, female | 14 (38 %) | 23 (38 %) | 29 (45 %) |
MMSE at baseline (range 0–30)a | 28 (0.3) | 27 (0.3)* | 22 (0.7)†,‡ |
APOE genotype, ε4 carrierb | 15 (42 %) | 33 (57 %) | 45 (70 %)* |
Follow-up time (years) | 2.4 (0.2) | 2.0 (0.1) | 1.9 (0.1) |
CSF biomarkers | |||
Aβ42 (pg/ml) | 741 (44) | 530 (32)† | 412 (18)†,‡ |
tau (pg/ml) | 349 (38) | 606 (64)† | 688 (44)† |
ptau-181 (pg/ml) | 54 (4) | 78 (6)† | 86 (4)† |