Table 2.

Regression analyses of mixing coefficients for RD and AD as predictors of executive function and processing speed.

	Executive function						Processing speed
	Young			Old			Young			Old
	β	p	q	β	p	q	β	p	q	β	p	q
Model 1
IC2-RD	0.110	0.442	0.530	0.186	0.010	0.004	0.009	0.921	0.980	0.321	0.001	0.003
Education	0.155	0.328	0.437	0.350	0.001	0.006	−0.271	0.013	0.026	0.272	0.001	0.003
Sex	0.760	0.202	0.404	−0.027	0.818	0.884	−0.010	0.980	0.980	0.154	0.091	0.156
Model 2
IC2-AD	0.142	0.319	0.437	0.173	0.017	0.051	0.014	0.880	0.980	0.291	0.001	0.003
Education	0.155	0.139	0.333	0.363	0.001	0.006	−0.272	0.013	0.026	0.292	0.001	0.003
Sex	0.663	0.254	0.435	0.023	0.884	0.884	−0.010	0.972	0.980	−0.172	0.272	0.408