Table 1.

Characteristics of the 681 individuals when the 60-item BNT was first administered

Characteristics
Gender, n (%)
Men	249 (36.6)
Women	432 (63.4)
Mean age ± SD, years	75.9 ± 7.5
Mean numbers of years of education ± SD	15.8 ± 2.8
Race, n (%)
White	632 (92.8)
Others	49 (7.2)
Type of diagnosis, n (%)
Normal	506 (74.3)
MCI	105 (15.4)
Nonamnestic MCI	8
Amnestic MCI	97
Dementia	70 (10.3)
Probable AD	59
Possible AD	4
Vascular dementia	3
Dementia with Lewy bodies	1
Progressive supranuclear palsy	1
Parkinson’s disease dementia	1
Dementia of unknown etiology	1