|
Age (years)
|
67.2 (7.1)
|
67.4 (6.8)
|
|
Sex (female)
|
207 (72%)
|
183 (74%)
|
|
Education
|
Less than high school degree
|
95 (33%)
|
83 (34%)
|
|
High school degree / GED
|
81 (28%)
|
68 (27%)
|
|
Beyond high school degree
|
113 (39%)
|
96 (39%)
|
|
Body mass index (BMI, kg/m2)
|
30.9 (6.0)
|
30.9 (6.1)
|
|
Current smoker
|
34 (12%)
|
29 (12%)
|
|
Diabetes
|
85 (29%)
|
70 (28%)
|
|
Hypertension
|
241 (83%)
|
205 (83%)
|
|
White matter hyperintensity (WMH, cm3)
|
12.0 (14.2)
|
11.9 (13.6)
|
|
APOE ε4 carrier
|
N/A
|
102 (41%)
|
|
APOE ε2 carrier
|
N/A
|
60 (24%)
|
|
Processing speed (DSST, symbols)d
|
30.6 (13.2)
|
30.4 (13.2)
|
|
Category fluency (Animal Naming, words)d
|
14.2 (4.4)
|
14.0 (4.2)
|
|
Letter fluency (FAS, words)d
|
28.2 (11.5)
|
28.1 (11.5)
|
|
Learning (RAVLT, words)d
|
38. 5 (9.7)
|
38.5 (9.5)
|
|
Delayed recall (RAVLT, words)d
|
6.1 (3.6)
|
6.2 (3.6)
|
|
Concentration effectiveness (SCWT, items)d
|
20.5 (9.1)
|
20.4 (8.9)
|
|
Global cognitive function
|
− 0.12 (0.95)
|
− 0.17 (0.94)
|
