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Participant characteristics
| No. and sex of participants | Handedness | Age (years) | Onset age (years) | Illness duration (years) | Education (years) | |
|---|---|---|---|---|---|---|
| 20 (M=9, F=11) | Right=19 left=1 | |||||
| M (SD) | 66.5 (10.5) | 63.1 (10.3) | 3.4 (1.3) | 14.8 (2.6) | ||
| Mdn | 68.0 | 65.0 | 3.5 | 14.0 | ||
| Range | 47 to 85 | 43 to 80 | 1 to 5 | 12 to 20 | ||
