Table 4.

Multiple Regression Analysis Predicting COWAT

(Step) Predictor	Beta§	Multiple R	R2	R2 Change	F Change	F Model
Analysis 1
(1) Age	-.041ns	.041	.002	.002	F(1,72)=.120ns	F(1,74) = .120ns
Analysis 2
(1) Age	-.025ns
(2) WMH	-.403***	,404	.164	.162	F(1,71) = 13.7***	F(2,73) = 6.94**
Analysis 3
(1) Age	.025ns
(2) WMH	-.392***
(3) Hipp Volume	231*	.463	.214	.051	F(1,70) = 4.51*	F(3,70) = 6.35**

Note. WMH = white matter hyperintensities; Hipp = hippocampal; COWAT = Controlled Oral Word Association Test

^§Refers to Beta weight at final step in each analysis

^*= p < .05;

^**= p < .01;

^***= < .001.;

ns = not significant