Variable | All | OC | SCD | MCI | AD | p |
---|---|---|---|---|---|---|
n = 155 | n = 51 | n = 28 | n = 51 | n = 25 | ||
Age, years | 69.9 (7.8) | 70.8 (6.4) | 67.1 (7.4) | 73.3 (7.2) | 68 (10.2) | .002a,d,f |
Sex, n females (%) | 86 (55.5) | 24 (47.1) | 17 (60.7) | 29 (56.9) | 16 (64) | .466 |
Education, years | 11.9 (3.7) | 12.2 (3.8) | 13.4 (3.5) | 11 (3.6) | 11.6 (3.3) | .045d |
ApoE, allele 4 carriers (%)# | 49 (33.6) | 10 (19.6) | 3 (11.1) | 21 (44.7) | 15 (71.4) | < .001b,c,d,e,f |
MMSE, /30# | 26.7 (3.8) | 28.7 (1.2) | 29 (1.1) | 26.7 (1.9) | 20 (4.5) | < .001b,c,d,e,f |
Systolic blood pressure, mmHg# | 142.4 (21.5) | 145.2 (20.8) | 135.3 (22.6) | 145 (23.4) | 138.4 (16.2) | .171 |
Diastolic blood pressure, mmHg# | 80.1 (12.4) | 82.6 (12.4) | 78.5 (12.4) | 79.1 (13.3) | 78.7 (10.2) | .401 |
AV45-PET SUVR in AD meta-signature# | 1.28 (.25) | 1.13 (.13) | 1.14 (.14) | 1.36 (.25) | 1.53 (.25) | < .001b,c,d,e,f |
FDG-PET SUVR in AD meta-signature# | 1.38 (.13) | 1.45 (.08) | 1.47 (.1) | 1.34 (.09) | 1.24 (.16) | < .001b,c,d,e,f |
GMV in AD meta-signature, mL | 7.81 (1.03) | 8.29 (.68) | 8.31 (.68) | 7.32 (1.07) | 7.24 (1.15) | < .001b,c,d,e |
WMH volume, mL | 10.14 (11.24) | 6.34 (6.9) | 8.21 (9.65) | 12.98 (15.07) | 14.27 (13.52) | .005b,c,e |