Clinical and MR imaging characteristics (N = 578)*
| Characteristic | No. |
|---|---|
| Female | 313 (54%) |
| Age (years) | 74.1 (±5) |
| MMSE score (0–30) | 27.4 (±2) |
| Handedness (No. of subjects)† | |
| Left | 27 (4.7%) |
| Right | 524 (90.8%) |
| Ambidextrous | 26 (4.5%) |
| ARWMC ratings (No. of subjects) | |
| Mild (score 1) | 260 (45%) |
| Moderate (score 2) | 178 (31%) |
| Severe (score 3) | 140 (24%) |
| ARWMC volume (mL) | |
| Mild (score 1) | 7.3 (±5.3) |
| Moderate (score 2) | 21.5 (±8.2) |
| Severe (score 3) | 58.4 (±27.2) |
| No. of lacunes (No. of subjects) | |
| 0 | 308 (47%) |
| 1–3 | 195 (34%) |
| ≥4 | 75 (13%) |
| No. of infarcts (No. of subjects) | |
| 0 | 523 (90%) |
| 1 | 43 (7%) |
| ≥2 | 12 (3%) |
Note:—MMSE indicates Mini-Mental State Examination; ARWMC, age-related white matter changes.
* Values are mean (±SD) or numbers (percentages).
† Available for n = 577.