Table 1.
Demographic Characteristics and Design Fluency Scores by Diagnostic Group
| Diagnosis | N | Age | Education | Males | MMSE | DF Correct | DF Repetitions |
|---|---|---|---|---|---|---|---|
| NC | 37 | 64.7 (7.8) | 16.8 (2.6) | 19 | 29.7 (0.7) | 20.1 (4.3) | 1.6 (1.3) |
| bvFTD | 32 | 59.4 (7.2) | 16.6 (2.4) | 24 | 25.4 (4.6) | 10.4 (5.0) | 4.9 (4.5) |
| AD | 32 | 60.9 (7.6) | 15.8 (3.0) | 17 | 22.9 (4.7) | 8.6 (4.5) | 1.5 (1.8) |
| SD | 25 | 64.1 (6.2) | 15.6 (2.5) | 15 | 24.0 (4.9) | 13.0 (4.6) | 1.9 (3.0) |
| PSP | 10 | 67.2 (5.5) | 16.2 (3.2) | 5 | 27.2 (2.4) | 8.6 (3.2) | 1.4 (2.3) |
| CBS | 5 | 63.0 (8.2) | 15.6 (1.7) | 2 | 26.0 (2.7) | 9.6 (5.5) | 1.0 (1.7) |
| MCI dysexec | 28 | 63.9 (8.1) | 17.1 (2.2) | 16 | 28.9 (1.2) | 17.1 (4.8) | 2.3 (2.2) |
| MCI memory | 21 | 70.5 (7.9) | 17.0 (1.9) | 9 | 28.6 (1.4) | 20.4 (5.8) | 1.6 (1.7) |
| MCI other | 4 | 69.8 (5.6) | 16.3 (2.9) | 2 | 29.0 (1.4) | 15.0 (4.4) | 1.3 (1.0) |
| PNFA | 6 | 60.3 (8.0) | 17.2 (1.6) | 1 | 26.0 (4.2) | 14.7 (3.6) | 1.0 (1.3) |
Values represent mean (s.d.)
Abbreviations: MMSE = Mini Mental State Examination, DF = Design Fluency, NC = normal control, bvFTD = behavioral variant frontotemporal dementia, AD = Alzheimer’s disease, SD = semantic dementia, PSP / CBS = progressive supranuclear palsy or corticobasal degeneration, MCI = mild cognitive impairment, PNFA = progressive nonfluent aphasia