Table 1.

Participants’ demographic information.

Characteristic		Nonusers (n=17)	Short-term users (n=9)	Former users (n=11)	Long-term users (n=11)	All users (N=48)
Average age (years), mean (SD)		72.9 (7.5)	72.2 (9.9)	68.9 (2.5)	68.0 (3.1)	70.8 (6.7)
Age, range		66-94	66-94	67-73	65-73	65-94
Race or ethnicity, n (%)
	White	15 (88)	7 (82)	11 (100)	9 (82)	42 (88)
	African American	0 (0)	2 (18)	0 (0)	2 (18)	4 (8)
	Hispanic	1 (6)	0 (0)	0 (0)	0 (0)	1 (2)
	Asian	1 (6)	0 (0)	0 (0)	0 (0)	1 (2)
Gender, n (%)
	Male	7 (41)	2 (18)	2 (18)	2 (18)	13 (27)
	Female	10 (59)	7 (82)	9 (82)	9 (82)	35 (73)
Education, n (%)
	High School	2 (12)	0 (0)	0 (0)	0 (0)	2 (4)
	Some College	4 (18)	2 (18)	2 (18)	2 (18)	10 (21)
	College	7 (41)	4 (46)	2 (18)	5 (46)	18 (38)
	Graduate	4 (24)	3 (36)	7 (64)	4 (36)	18 (38)