Table 1.
Subject demographics and neuropsychological scores.
| aMCI | HS | |||
|---|---|---|---|---|
|
| ||||
| Mean | S.D. | Mean | S.D. | |
| Age | 77.1 | 5.8 | 77.9 | 7.1 |
| Education | 15.83 | 2.6 | 16.21 | 2.4 |
| Gender | 8 m/10 f | 11 m/13 f | ||
| Clinical Dementia Rating | 0.5 | 0 | ||
| Mini Mental State Exam | 27.1* | 1.3 | 28.4 | 1.1 |
| Wechsler Memory Scale | 24.8* | 5.9 | 31.6 | 6.2 |
| CERAD Word list delayed | 4.9* | 2.5 | 6.9 | 1.4 |
| Digit Span Forward | 4.9 | 1.1 | 5.3 | 1.3 |
| Digit Span Backward | 4.1 | 1.3 | 4.4 | 1.6 |
| Digit Symbol | 58.6 | 12.4 | 51.4 | 11.8 |
| Trails A | 49.6 | 16.7 | 41.3 | 15.7 |
| Trails B | 109.3* | 39.2 | 91.2 | 26.6 |
| Boston Naming Test | 23.2 | 2.9 | 25.3 | 3.1 |
| Geriatric Depression Scale total score | 1.6 | 2.3 | 1.4 | 1.1 |
| Functional Activities Questionnaire total score | 2.1 | 2.2 | 1.1 | 1.4 |
*
p < 0.05 statistical significance between the amnestic mild cognitive impairment (aMCI) and healthy senior (HS) groups.