. Author manuscript; available in PMC: 2017 Jul 1.

Published in final edited form as: Alzheimer Dis Assoc Disord. 2016 Jul-Sep;30(3):195–202. doi: 10.1097/WAD.0000000000000137

Table 1.

Baseline characteristics of the sample by race, Health and Retirement Study 1998

	Non-Hispanic white	Non-Hispanic black
	N=7,172	N=1,081
Demographics
Male, No. (%)	2,927 (40.8%)	364 (33.7%)
Age, mean (SD), years	63.0 (8.4)	61.6 (8.0)
Education, mean (SD), years	13.1 (2.5)	11.4 (3.3)
Alzheimer’s Disease Genetic Risk Score
AD-GRS, mean (SD)	1.004 (0.409)	0.811 (0.368)
AD-GRS no APOE, mean (SD)	0.946 (0.271)	0.714 (0.226)
Cognitive Outcome
Memory Score, mean (SD)	1.244 (0.310)	0.843 (0.367)
Health Conditions and Behaviors
Ever diagnosed with stroke, No. (%)	230 (3.2%)	48 (4.4%)
Ever diagnosed with diabetes, No. (%)	565 (7.9%)	196 (18.1%)
Ever diagnosed with hypertension, No. (%)	2,554 (35.7%)	626 (58.0%)
Ever diagnosed with heart problems, No. (%)	1,042 (14.5%)	141 (13.1%)
Ever smoked, No. (%)	4,105 (57.6%)	627 (58.3%)