Table 1.
Demographic and Clinical Characteristics of Study Participants
| All | C | MCI | AD | |
| n | 149 | 57 | 40 | 52 |
| Women % | 48 % | 46 % | 45 % | 52 % |
| Age M (SD), y | 72.86 (5.22) | 71.47 (5.44) | 74.01 (5.40) | 73.48 (4.55) |
| Education level: | ||||
| Primary school | 73 | 22 | 19 | 32 |
| Vocational school | 57 | 26 | 13 | 19 |
| Upper secondary | 2 | 2 | 0 | 0 |
| Academic degree | 16 | 7 | 8 | 1 |
| CERAD Total Score, M (SD) | 79.23 (15.27) | 87.75 (10.48) | 80.82 (11.68) | 68.92 (16.28) |
| WM Pathology: Frontala | ||||
| none/focal | 98 | 41 | 25 | 32 |
| b. confluent | 39 | 15 | 10 | 14 |
| diffuse | 11 | 1 | 5 | 5 |
| WM Pathology: Parieto-occipitala | ||||
| none/focal | 100 | 46 | 24 | 30 |
| b. confluent | 37 | 8 | 12 | 17 |
| diffuse | 11 | 3 | 3 | 5 |
aFrontal MRI data is missing for one participant, and parieto-occipital data for another. b. confluent, beginning confluent; WM, white matter.