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. Author manuscript; available in PMC: 2022 Mar 1.
Published in final edited form as: Sleep Med. 2020 Nov 11;79:183–189. doi: 10.1016/j.sleep.2020.11.004

Table 1.

Baseline demographic and health characteristics of the study sample.

N %

Age 65–69 years 1,345 19%
70–74 years 1,503 21%
75–79 years 1,370 20%
80–84 years 1,334 19%
85–89 years 845 12%
>90 years 612 9%
Race White 4,986 71%
Black 1,446 21%
Hispanic 169 5%
Other 344 3%
More than one race 64 1%
Sex Male 2840 41%
Female 4,169 59%
Marital Status Married 3,217 51%
Living w/ partner 138 2%
Separated 103 2%
Divorced 710 11%
Widowed 1,980 21%
Never married 220 4%
Education High school 31 1%
Some college 318 50%
College 2,435 39%
Grad. degree 669 10%
Conditions Heart attack 1,164 15%
Hypertension 5,108 67%
Stroke 892 12%
Diabetes 1,925 25%
Depression 3,495 28%