| Variable | Mean (SD) |
| Age | 79.1 (5.3) |
| Female, n (%) | 563 (62.8) |
| Race |
|
| %White, n (%) | 570 (63.5) |
| %Black, n (%) | 260 (29.0) |
| %Other, n (%) | 67 (7.5) |
| Years of Education | 14.3 (3.4) |
| GDS | 2.0 (2.1) |
| PSS-PW | 9.3 (5.3) |
| PSS-NW | 7.0 (4.4) |
| Time Enrolled in Study | 3.2 (2.9) |
| BNT | 12.1 (2.4) |
| WAIS-III Vocabulary | 46.2 (12.2) |
| LM | 21.3 (6.7) |
| FCSRT | 32.1 (5.3) |
| Category Fluency | 38.1 (9.3) |
| TMTA | 0.02 (0.01) |
| TMTB | 0.01 (0.004) |
| WAIS-III Digit Symbol | 46.4 (14.0) |
| WAIS-III Block Design | 24.3 (8.9) |