Patient and Control Characteristics
| Characteristic | HE control (n = 48) | LE control (n = 42) | HE prodromal AD (n = 28) | LE prodromal AD (n = 36) |
| Age (y) | 68.6 ± 6.5 | 65.4 ± 5.9 | 71.0 ± 8.3 | 73.5 ± 8.0 |
| Sex | ||||
| Men | 25 | 14 | 18 | 13 |
| Women | 23 | 28 | 10 | 23 |
| Education (y) | 14.4 ± 2.2 | 7.8 ± 1.9 | 15.1 ± 2.4 | 7.0 ± 1.0 |
| Follow-up (mo) | 16.1 ± 18.2 | 19.9 ± 17.1 | 24.3 ± 18.0 | 20.1 ± 14.0 |
| Baseline MMSE | 29.4 ± 1.0 | 29.1 ± 1.4 | 27.2 ± 1.3 | 26.9 ± 1.7 |
| Follow-up MMSE | 29.1 ± 1.2 | 29.0 ± 1.6 | 24.1 ± 2.2 | 23.9 ± 1.9 |
Data are mean ± SD.