Table 9.
MANCOVA and Univariate Results as a function of Verbal/Visual Discrepancy on AD Markers
Average Scorea | Beta-Amyloid | Cortical Thickness | ||||
---|---|---|---|---|---|---|
Factor | Pillai’s Trace | F (2,253) | Sum Squares | F (2,254) | Sum Squares | F (2,254) |
Verbal-Visual Discrepancy | .031 | 4.10* | .21 | 3.14 | .08 | 6.56* |
Verbal-Visual Discrepancy Squared | .004 | .49 | .06 | .91 | .00 | .00 |
Age | .080 | 11.04*** | .10 | 1.49 | .26 | 22.07*** |
Race (White) | .112 | 15.96*** | .23 | 3.57 | .28 | 23.66*** |
Sex (Male) | .020 | 2.56 | .10 | 1.45 | .03 | 2.71 |
GDS | .003 | .31 | .00 | .03 | .01 | .63 |
Notes.
p<.05;
p<.01;
p<.001;
Average ability discrepancy was calculated by subtracting a composite of the visual tasks from a composite of the verbal tasks;
GDS = Geriatric Depression Scale.