Table 2.
Baseline cognitive test scores by NAB List Learning algorithm-defined group
| Control | MCI | AD | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Test Variable | n | M | SD | n | M | SD | n | M | SD |
| MMSE | 135 | 29.1* | 1.1 | 51 | 28.6 | 1.6 | 21 | 25.5* | 5.7 |
| Animal fluency | 134 | 20.5* | 6.0 | 51 | 17.9* | 4.8 | 21 | 13.9* | 5.5 |
| CERAD WLR Trial 3 | 114 | 8.5* | 1.4 | 41 | 7.9* | 1.6 | 17 | 5.8* | 1.5 |
| WAIS-R Digit Symbol | 133 | 46.9* | 11.8 | 49 | 44.2 | 10.2 | 18 | 34.8* | 12.0 |
| Hooper VOT | 65 | 24.5 | 4.6 | 21 | 24.8 | 2.1 | 11 | 22.7 | 4.3 |
| Trails B | 129 | 78.0* | 43.5 | 47 | 112.4* | 61.2 | 17 | 137.5* | 85.1 |
Note. NAB = Neuropsychological Assessment Battery; MCI = Mild cognitive impairment; AD = Alzheimer's disease; MMSE = Mini-Mental Status Examination; CERAD = Consortium to Establish a Registry for Alzheimer's Disease; WLR = Word List Recall; WAIS-R = Wechsler Adult Intelligence Scale-Revised; VOT = Visual Organization Test.
*
= Significant group difference within test (p < .05).