Table 1.
Race/Ethnicity of Alzheimer’s Disease neuroimaging studies directly (n = 719) and indirectly (n = 44 cohort studies) reporting this data.
| Race/Ethnicity | N(%) | Median % | Mean % |
|---|---|---|---|
| Direct Studies (n = 719) | |||
| Hispanic/Latino | 281(39%) | 3.39 | 14.87 |
| White | 715(99%) | 88.85 | 79.07 |
| Non-Hispanic White | 257(36%) | 87.40 | 71.44 |
| Black/African American | 467(65%) | 7.32 | 14.68 |
| American Indian/Alaska Native | 375(52%) | .00 | .70 |
| Asian American | 397(55%) | .00 | 2.87 |
| Native Hawaiian/Other Pacific Islander | 360(50%) | .00 | .04 |
| Multiracial | 360(50%) | .00 | .25 |
| Some Other Race | 357(50%) | .00 | .14 |
| Unknown | 717(99%) | .66 | 4.71 |
| Indirect Studies (n = 1745) | |||
| Hispanic/Latino | 25(57%) | 4.67 | 10.72 |
| White | 44(100%) | 84.18 | 78.92 |
| Non-Hispanic White | 17(39%) | 83.28 | 73.44 |
| Black/African American | 30(68%) | 11.59 | 14.29 |
| American Indian/Alaska Native | 22(50%) | .00 | .26 |
| Asian American | 29(66%) | 1.75 | 2.98 |
| Native Hawaiian/Other Pacific Islander | 21(48%) | .00 | .10 |
| Multiracial | 22(50%) | .00 | .66 |
| Some Other Race | 21(48%) | .00 | .11 |
| Unknown | 44(100%) | .77 | 4.04 |
Note. Indirect Studies (n = 1745) derive data from cohort studies/databases (n = 44) that are reported in this table. Race/Ethnicity categories derived from the 1997 United States Census. N represents the number of studies reporting respective race/ethnicity information. Median and Mean % represent the median and mean study’s percentage composition for each race/ethnicity category.