Table 2.
Neuropsychological test results.
| CN-Aβ- (n = 34) | pAD-Aβ+ (n = 19) | MCI-Aβ+ (n = 21) | |
|---|---|---|---|
| RAVLT (Immediate Recall) | M = 50.91, SD = 8.58 | M = 42.67, SD = 11.83 | M = 30.57, SD = 9.83 |
| RAVLT (Delayed Recall) | M = 10.06, SD = 2.93 | M = 7.56, SD = 4.09 | M = 3.95, SD = 3.32 |
| RAVLT (Recognition) | M = 13.75, SD = 1.28 | M = 12.94, SD = 2.18 | M = 12.05, SD = 2.63 |
| Trail Making A | M = 38.62, SD = 10.97 | M = 41.17, SD = 15.83 | M = 51.01, SD = 14.57 |
| Trail Making B | M = 82.94, SD = 27.09 | M = 112.39, SD = 42.51 | M = 170.39, SD = 101.39 |
| Stroop – Words | M = 87.97, SD = 16.09 | M = 95.06, SD = 9.94 | M = 74.26, SD = 12.78 |
| Stroop – Colours | M = 70.18, SD = 10.11 | M = 66.94, SD = 11.66 | M = 51.80, SD = 9.631 |
| Stroop – Interference | M = 39.91, SD = 8.94 | M = 33.28, SD = 10.10 | M = 21.10, SD = 10.50 |
| Digit span – Forwards | M = 8.35, SD = 1.65 | M = 8.50, SD = 1.54 | M = 8.05, SD = 1.88 |
| Digit span – Backwards | M = 8.79, SD = 2.08 | M = 8.72, SD = 1.84 | M = 6.62, SD = 1.49 |
| Digit span – Ranking | M = 8.82, SD = 1.86 | M = 8.56, SD = 1.247 | M = 5.62, SD = 2.03 |
| Verbal Fluency – Category | M = 24.23, SD = 4.85 | M = 25.41, SD = 4.86 | M = 17.43, SD = 4.52 |
| Verbal Fluency – Phonemic | M = 15.72, SD = 4.76 | M = 16.65, SD = 5.77 | M = 12.67, SD = 4.36 |
| Boston Naming | M = 28.65, SD = 5.87 | M = 27.56, SD = 2.83 | M = 25.08, SD = 3.45 |
| Block Designs | M = 43.18, SD = 9.50 | M = 38.44, SD = 9.68 | M = 32.19, SD = 12.36 |
| Similarities | M = 23.50, SD = 4.81 | M = 26.22, SD = 4.18 | M = 18.88, SD = 4.27 |
M = Mean, SD = standard deviation.