Table 1.
Unadjusted racial comparison of dementia within 5 years of index stroke by subtype
| Dementia sub type, n (%) | Total (n = 68,758) | White (n = 49,262) | African-American (n= 19,496) | Unadjusted HR (95% Cl) | P value |
|---|---|---|---|---|---|
| All-cause | 9,163 (13.33) | 6,240 (12.67) | 2,923 (14.99) | 1.22 (1.17, 1.28) | <.0001 |
| ADRD | 8350 (12.14) | 5694 (11.56) | 2656 (13.62) | 1.21 (1.16, 1.27) | <.0001 |
| Alzheimer’s disease | 4604 (6.70) | 3320 (6.74) | 1284 (6.59) | .99 (.93, 1.06) | .8649 |
| Vascular dementia | 3340 (4.86) | 2021 (4.10) | 1319 (6.77) | 1.69 (1.58, 1.82) | <.0001 |
| Non-ADRD | 4182 (6.08) | 2982 (6.05) | 1200 (6.16) | 1.04 (.97, 1.11) | .2832 |
ADRD, Alzheimer disease-related dementias; CI, confidence interval; HR, hazard ratios.