| GROUP 1 | GROUP 2 | GROUP 3 | GROUP 4 | |
| SUBJECTS (F/M) | 27 (18/9) | 41 (31/10) | 19 (10/9) | 12 (9/3) |
| AGE | 70.1 (±1.7) | 69.9 (±1.1) | 69.7 (±1.9) | 70.5 (±2.4) |
| EDUCATION | 7.1 (±0.7) | 7 (±0.6) | 7 (±0.9) | 10 (±1.6) |
| MMSE | 26.7 (±0.4) | 26.5 (±0.4) | 27 (±0.4) | 26.1 (±0.7) |
| ARWMC scale | 0 | 1 - 5 | 6 - 10 | 11 - 15 |