. Author manuscript; available in PMC: 2020 Jul 1.

Published in final edited form as: Alzheimer Dis Assoc Disord. 2019 Jul-Sep;33(3):226–232. doi: 10.1097/WAD.0000000000000310

Table 1:

Characteristics of NACC study participants included in these analyses, by race/ethnicity (n=3,895).

Characteristic	Total (n=3,895)	Non-Hispanic Whites (n=3,145; 80.7%)	Non-Hispanic Blacks (n=586; 15.0%)	Hispanics (n=164; 4.2%)
Mean Age (SD)	69.7 (9.8)	69.6 (10.0)	70.1 (8.7)	68.9 (9.9)
Sex^A
Male	1683 (43.2%)	1461 (46.5%)	163 (27.8%)	59 (36.0%)
Female	2212 (56.8%)	1684 (53.6%)	423 (72.2%)	105 (64.0%)
Years of Education^{A, B}
≤12	611 (15.7%)	404 (12.9%)	153 (26.1%)	54 (32.9%)
13–16	1706 (43.8%)	1372 (43.6%)	263 (44.9%)	71 (43.3%)
>16	1578 (40.5%)	1369 (43.5%)	170 (29.0%)	39 (23.8%)
Cognitive Status^{A, C}
Normal	1886 (48.4%)	1469 (46.7%)	345 (58.9%)	72 (43.9%)
MCI	936 (24.0%)	733 (23.3%)	158 (27.0%)	45 (27.4%)
Dementia	1073 (27.6%)	943 (30.0%)	83 (14.2%)	47 (28.7%)
MoCA Score^{A, B}
≥26	1461 (37.5%)	1268 (40.3%)	157 (26.8%)	36 (22.0%)
<26	2434 (62.5%)	1877 (59.7%)	429 (73.3%)	128 (78.1%)

Post-hoc Bonferroni correction to account for multiple comparisons was conducted and p<0.003 was considered statistically significant

p<0.003 between non-Hispanic Whites and non-Hispanic Blacks

p<0.003 between non-Hispanic Whites and Hispanics

p<0.003 between non-Hispanic Blacks and Hispanics