Table 2.

Factor Loadings for Exploratory Factor Analysis of Cognitive Variables.

Measure	Factor 1 (Executive Function)	Factor 2 (Episodic Memory)	Factor 3 (Crystallized Ability)	Factor 4 (Speed/Attention)
Trails B-A	1.030	−0.004	−0.006	−0.107
Trails B	0.928	−0.002	−0.006	0.154
Logical Memory Delayed	0.009	0.992	−0.023	0.008
Logical Memory Immediate	−0.011	0.825	0.031	0.010
FAS	−0.017	−0.045	0.821	0.101
Category Fluency	0.041	0.050	0.681	−0.077
AMNART	−0.114	0.086	0.497	−0.163
Boston Naming Test	−0.187	0.084	0.313	−0.175
Digit Symbol	−0.060	0.067	0.396	−0.358
Trails A	0.013	0.006	−0.002	0.993

Note. Numbers in bold represent the highest loading measures for each factor.