Demographic Information on Subjects Recruited to Study
| Characteristic | Healthy controls (n = 10) | FTD (n = 8) | AD (n = 10) |
| Age (y) | 62.5 ± 5.1 | 62.5 ± 9.6 | 62.6 ± 4.5 |
| Sex | |||
| Male | 4 | 8 | 7 |
| Female | 6 | 3 | |
| Disease duration (y) | — | 4.6 ± 1.8 | 4.9 ± 1.7 |
| MMSE | 30 | 26.5 (0–30) | 18.0 (10–24) |
| Total Clinical Dementia Rating score | 0 | 1.0 (0.5–2.0) | 1.0 (0.5–2.0) |
| APOE ε4 carriers (0/1/2 gene copies) | — | 4/3/1 | 4/3/3 |
Data are mean ± SD for age and disease duration and median (with range in parentheses) in all other cases.