Table 5.

Univariate ANCOVA Results as a function of Ability Discrepancy on AD Markers

	Beta-Amyloid		Cortical Thickness
Factor	Sum Squares	F(1,255)	Sum Squares	F(1,255)
Average Ability Discrepancy	.45	6.87**	.02	1.59
Average Ability Discrepancy Squared	.04	.59	.09	7.42**
Speed Ability Discrepancy	.67	10.39***	.00	.001
Speed Ability Discrepancy Squared	.05	.69	.00	.012
Memory Ability Discrepancy	.19	2.83	.12	10.43***
Memory Ability Discrepancy Squared	.02	.24	.06	5.12*
Executive Function Ability Discrepancy	.07	1.05	.01	.83
Executive Function Ability Discrepancy Squared	.17	2.63	.07	6.23*

Notes.

^*p<.05;

^**p<.01;

^***p<.001;