Patient details
| FTD-A | FTD-D | Semantic dementia | |
| Number | 12 | 18 | 11 |
| Men | 6 | 9 | 4 |
| Women | 6 | 9 | 7 |
| Age at onset | 61 (8) | 54 (10) | 58 (7) |
| Illness duration (y) | 4 (1) | 4 (3) | 5 (3) |
| MMSE | 10 (8) | 21 (9) | 21 (6) |
FTD-A=Apathetic presentation of FTD; FTD-D=disinhibited presentation of FTD. Values in parentheses are SD.