Table 1.
Mean (standard deviation) demographic and clinical features of the cohorts.
| Measure | lvPPA (n = 12) | AD (n = 26) | Healthy seniors (n = 16) |
|---|---|---|---|
| DEMOGRAPHIC FEATURES OF THE COHORTS | |||
| Gender (Male/Female) | 5/7 | 14/12 | 7/9 |
| Age, years | 63.10 (8.80) | 64.73 (7.78) | 69.00 (9.13) |
| Education, years | 16.08 (4.12) | 15.19 (2.68) | 15.94 (2.49) |
| Disease duration, years | 3.75 (2.38) | 3.73 (2.00) | N/A |
| NEUROPSYCHOLOGICAL PERFORMANCE | |||
| Mini mental state exam (max = 30) | 25.67 (3.20) | 23.69 (2.19) | 29.63 (0.72) |
| Forward digit span (# digits) | 4.67 (1.07) | 5.88 (1.45) | 6.68 (1.20) |
| Boston naming test (max = 30) | 23.75 (6.77) | 22.85 (5.11) | 28.19 (1.97) |
| Recognition memory (d-prime) | 2.77 (0.57) | 1.88 (1.04) | 3.04 (0.24) |
| Delayed free recall (max = 9) | 4.58 (3.15) | 1.73 (2.51) | 7.69 (1.30) |