Table 1.

Demographic variables (N = 4,315).

Variable	Mean	Standard deviation
Age	69.79	9.86
Variable	n	%
Gender
Female	2,616	60.6%
Male	1,699	39.4%
Race
Non-Hispanic White/Caucasian	3,306	76.64%
Non-Hispanic Black/African-American	692	16.01%
Other racial/ethnic backgrounds	317	7.26%
Marital living arrangement
Lives with spouse	2,674	62.0%
Does not live with spouse	1,641	38.0%
Beale codes
Urban	2,241	51.9%
Suburban	958	22.2%
Ex-urban/rural	1,116	25.9%