From: Effect of APOE ε4 genotype on amyloid-β and tau accumulation in Alzheimer’s disease
Aβ± | Aβ− | Aβ+ | ||||
---|---|---|---|---|---|---|
ε4− | ε4+ | ε4− | ε4+ | ε4− | ε4+ | |
N | 195 | 77 | 134 | 24 | 61 | 53 |
Baseline age (years) | 70.4 ± 10.3 | 70.0 ± 8.6 | 68.4 ± 10.3 | 65.5 ± 8.3 | 74.7 ± 8.7 | 72.1 ± 7.9 |
Females (%) | 127 (65%) | 51 (66%) | 90 (67%) | 16 (67%) | 37 (61%) | 35 (66%) |
Education (years) | 11.1 ± 4.9 | 11.2 ± 5.0 | 11.0 ± 4.9 | 11.4 ± 4.2 | 11.2 ± 4.8 | 11.1 ± 5.3 |
Duration (years) | 2.6 ± 1.5 | 3.1 ± 1.4 | 2.3 ± 1.5 | 2.4 ± 1.3 | 3.0 ± 1.5 | 3.2 ± 1.4 |
Aβ-positivity (%) | 61 (31%) | 53 (69%)a | 0 (0%) | 0 (0%) | 61 (100%) | 53 (100%) |
ε2/2:ε2/3:ε3/3 | 1:37:157 | n.a. | 1:31:102 | n.a. | 0:6:55 | n.a. |
ε2/4:ε3/4:ε4/4 | n.a. | 2:60:15 | n.a. | 2:21:1 | n.a. | 0:39:14 |
Baseline diagnosis, CU/MCI/DEM (%) | 79/75/41 (41/38/21%) | 17/30/30a (22/39/39%) | 72/49/13 (54/37/10%) | 15/7/2 (63/29/8%) | 7/26/28 (11/43/46%) | 2/23/28 (4/43/53%) |
MMSE | 25.4 ± 4.7 | 23.5 ± 5.3a | 26.8 ± 3.2 | 26.7 ± 2.5 | 22.2 ± 5.7 | 22.1 ± 5.7 |
CDR-SB | 1.6 ± 2.3 | 2.7 ± 2.5a | 0.9 ± 1.5 | 0.8 ± 1.4 | 3.1 ± 3.0 | 3.6 ± 2.4 |