Table 3.
Mild cognitive impairment prevalence by race, sex, and age group
| Group | 65–69 | 70–74 | 75–79 | 80–84 | 85–89 | Total |
|---|---|---|---|---|---|---|
| Total n | 1150 | 2261 | 1681 | 1065 | 314 | 6471 |
| All, % | ||||||
| Male | 15 | 24 | 27 | 28 | 34 | 24 |
| Female | 11 | 16 | 22 | 27 | 29 | 19 |
| Total | 13 | 19 | 24 | 27 | 31 | 21 |
| White, % | ||||||
| Male | 16 | 25 | 28 | 29 | 36 | 26 |
| Female | 11 | 16 | 21 | 27 | 33 | 19 |
| Total | 13 | 20 | 24 | 28 | 34 | 22 |
| Black, % | ||||||
| Male | 13 | 21 | 21 | 23 | 22 | 19 |
| Female | 12 | 16 | 25 | 27 | 19 | 19 |
| Total | 12 | 18 | 24 | 25 | 20 | 19 |
Abbreviation: ARIC-NCS, Atherosclerosis Risk in Communities Neurocognitive study.
NOTE. P values for Wald tests of main effects adjusted for other covariates: gender P < .0001; race P = .9139; age P < .0001; Wald test of the race × gender interaction was marginally significant (P = .0497). Estimates based on participants evaluated in person at ARIC-NCS.