Table 4.

Association of Candidate Measures with Level of Global Cognition in the Exploratory and Confirmatory Population Subgroups

	Exploratory subgroup			Confirmatory subgroup
Candidate measure	Coefficient	SE	p	Coefficient	SE	p
Black race	0.012	0.109	0.91	−0.036	0.090	0.62
Age	−0.020	0.002	<0.001	−0.023	0.002	<0.001
Reading/cognitive activity	0.228	0.023	<0.001	0.178	0.023	<0.001
Race × education	0.030	0.005	<0.001	0.032	0.005	<0.001
Physical function	0.029	0.002	<0.001	0.027	0.002	<0.001
Body mass index	0.010	0.001	<0.001	0.011	0.001	<0.001
Education	0.028	0.004	<0.001	0.022	0.001	<0.001
Neuroticism	−0.021	0.006	<0.001	−0.030	0.003	<0.001
Male gender	−0.089	0.017	<0.001	−0.126	0.017	<0.001
ADL limitations	−0.058	0.011	<0.001	−0.053	0.011	<0.001
Depressive symptoms	0.026	0.005	<0.001	0.012	0.005	0.010
Stroke	−0.100	0.029	<0.001	−0.061	0.027	0.030
Race × age	−0.009	0.002	<0.001	−0.010	0.003	0.002
Cancer	0.048	0.020	0.002	0.069	0.020	<0.001
Social engagement	0.012	0.005	0.021	0.011	0.005	0.035
Race × read/cog. activity	−0.071	0.028	0.013	−0.066	0.027	0.008
Race × neuroticism	−0.016	0.007	0.037	−0.014	0.007	0.042

Note. Estimated from linear regression models.