Table 1.
Demographic Characteristics of Subjects with Dementia
| ADRC, n (%) | Non-ADRC, n (%) | |
|---|---|---|
| Total | 60 | 158 |
| Sex | ||
| male | 31 (52) | 72 (46) |
| female | 29 (48) | 86 (54) |
| Ethnicity | ||
| Caucasian | 51 (85) | 102 (65) |
| African American | 4 (7) | 6 (4) |
| Hispanic | 2 (3) | 1 (1) |
| Asian | 0 | 5 (3) |
| Other | 0 | 1 (1) |
| unknown | 3 (5) | 43 (27) |
| Education | ||
| > high school | 40 (67) | 45 (28) |
| high school | 11 (18) | 6 (4) |
| < high school | 3 (5) | 0 |
| unknown | 6 (10) | 107 (68) |
| Marital status | ||
| never married | 0 | 5 (3) |
| married | 33 (55) | 76 (48) |
| widowed | 17 (28) | 26 (16) |
| divorced/separated | 7 (12) | 11 (7) |
| unknown | 3 (5) | 40 (25) |
| Age (mean years ± SD) (n) | ||
| symptom onset | 68.6 ± 9.4 (50) | 67.5 ± 11.8 (86) |
| entry | 73.0 ± 8.2 (57) | N/A |
| death | 77.6 ± 8.9 (60) | 79.1 ± 11.1 (158) |
| Symptom duration (mean years ± SD) (n) | 8.1 ± 3.7 (50) | 8.7 ± 5.0 (86) |
ADRC, Alzheimer disease research center; SD, standard deviation; > high school, higher than high school education; high school, high school education; < high school, less than high school education; N/A, not applicable.