Variable or test | NC (n = 40) | aMCI (n = 40) | t/χ2 | p | Cohen’s d | ||
---|---|---|---|---|---|---|---|
 | Mean | SD | Mean | SD |  |  |  |
Age (in years) | 69.95 | 6.63 | 68.78 | 6.04 | 0.83 | .410 | 0.19 |
Education (in years) | 8.70 | 3.15 | 8.53 | 3.80 | 0.22 | .823 | 0.05 |
Gender | 23 F/17 M | Â | 26 F/14 M | Â | 0.47 | .491 | - |
MMSE | 27.95 | 1.84 | 25.73 | 2.69 | 4.32 | <.001 | 0.98 |
Visual recognition | 14.20 | 1.16 | 10.55 | 1.23 | 13.60 | <.001 | 3.09 |
Digit span (forward) | 9.98 | 1.83 | 8.80 | 2.84 | 2.20 | .031 | 0.50 |
Digit span (backward) | 5.63 | 2.08 | 4.53 | 1.74 | 2.56 | .012 | 0.58 |
Verbal fluency (fa) | 7.40 | 3.32 | 5.90 | 3.15 | 2.07 | .042 | 0.47 |
Category fluency (vegetables) | 15.48 | 4.44 | 15.05 | 3.82 | 0.46 | .647 | 0.11 |
Block design | 27.85 | 8.10 | 22.58 | 7.89 | 2.95 | .004 | 0.67 |