Table 1:
Participant demographics and test scores
| Variable | n | % | |
|---|---|---|---|
| Number of participants | 52 | ||
| Female | 31 | 60 | |
| 0 APOE ε4 alleles | 35 | 69 | |
| 1 APOE ε4 allele | 16 | 31 | |
| 2 APOE ε4 alleles | 0 | 0 | |
| M | SD | Range | |
| Age | 75.6 | 4.8 | 66.6–86.2 |
| Years of Education | 16.5 | 2.3 | 12–20 |
| Mini-Mental State Exam (/30) | 29.3 | 1.1 | 25–30 |
| Dementia Rating Scale Total (/144) | 140.0 | 2.6 | 134–144 |
| CVLT Immediate Recall Trials 1–5 (/75) | 49.4 | 10.5 | 25–68 |
| CWIT Inhibition Response Time (ms) | 62.5 | 13.6 | 41–108 |
| CWIT Inhibition Switching Response Time (ms) | 67.4 | 17.7 | 42–133 |
| CWIT Inhibition Errors (/50) | 0.3 | 0.9 | 0–5 |
| CWIT Inhibition Switching Errors (/50) | 0.6 | 0.8 | 0–5 |
| Total Errors (/60) | 9.4 | 5.9 | 1–29 |
| Content Errors (/30) | 3.0 | 2.5 | 0–12 |
| Function Errors (/30) | 6.3 | 3.8 | 1–17 |
| Paragraph Reading Time (s) | 78.2 | 12.5 | 57.6–117.97 |
M = Mean, SD = Standard Deviation, APOE = Apolipoprotein E, CVLT = California Verbal Learning Test, CWIT = Color Word Interference Test