Table 3:

Estimated risk difference (AA-Caucasian) for developing AD dementia between AAs and Caucasians in logarithmic scale, standard error, test statistic (against 0), and p-value for sixteen participants groups jointly defined by APOE ε4, sex, BMI, and education at the mean baseline age of the entire cohort (=75.85 years)

APOE ε4	Sex	Education	BMI	Risk Differences (AAs-Caucasians)	Standard Error	Test Statistic	P-value
Positive	Men	>12 yrs	<30	−0.1499	0.4084	−0.3670	0.7136
Positive	Women	>12 yrs	<30	−0.4096	0.2621	−1.5631	0.1180
Positive	Men	<=12 yrs	<30	−1.0733	0.4927	−2.1783	0.0294
Positive	Women	<=12 yrs	<30	−0.0815	0.3639	−0.2239	0.8228
Negative	Men	>12 yrs	<30	0.1804	0.2836	0.6362	0.5247
Negative	Women	>12 yrs	<30	0.0994	0.2129	0.4671	0.6404
Negative	Men	<=12 yrs	<30	−1.1151	0.5076	−2.1967	0.0280
Negative	Women	<=12 yrs	<30	0.0555	0.2999	0.1851	0.8531
Positive	Men	>12 yrs	>=30	0.9088	0.5125	1.7732	0.0762
Positive	Women	>12 yrs	>=30	0.6029	0.3232	1.8653	0.0621
Positive	Men	<=12 yrs	>=30	−0.0491	0.7315	−0.0672	0.9465
Positive	Women	<=12 yrs	>=30	0.8965	0.4111	2.1806	0.0292
Negative	Men	>12 yrs	>=30	0.5002	0.4158	1.2032	0.2289
Negative	Women	>12 yrs	>=30	0.3731	0.2665	1.3999	0.1615
Negative	Men	<=12 yrs	>=30	−0.8298	0.7604	−1.0912	0.2752
Negative	Women	<=12 yrs	>=30	0.2946	0.3734	0.7889	0.4302

P-value tests whether the risk difference (in logarithmic scale) equals to 0.