Table 1.

Patient Descriptive Characteristics Overall and by Low Adherence to Medicines

	Patients (n = 343)
	n	%	Low Adherence (%)^*	P Value
Age, years
18–25	31	9.0	62.5	.01
26–40	66	19.2	55.3
41–65	203	59.2	58.6
≥65	36	10.5	27.3
Missing	7	2.0
Sex
Female	199	58.0	49.4	.37
Male	138	40.2	43.7
Missing	6	1.7
Race
Black/African American	184	53.6	43.2	.35
Hispanic/Latino	95	27.7	48.1
Mixed race	25	7.3	63.2
White	16	4.7	46.2
Other	11	3.2	75.0
Refused to answer	11	3.2	37.5
Missing	1	0.3
Level of education
Some high school	103	30.0	41.4	.08
High school diploma	102	29.7	42.3
Some college	78	22.7	54.4
College diploma	40	11.7	64.7
Graduate school diploma	13	3.8	28.6
Missing	7	2.0
Annual household income ($)
<10,000	165	48.1	53.7	.13
10,000–30,000	78	22.7	40.4
30,000–60,000	39	11.4	42.9
≥60,000	15	4.4	55.6
Refused to answer	46	13.4	31.3
Chronic illness
High blood pressure	167	48.7	47.0	.99^{^†}
Asthma	105	30.6	43.5	.41^{^†}
Type 2 diabetes	73	21.3	43.1	.47^{^†}
Heart disease	46	13.4	52.4	.44^{^†}
Other	151	44.0	45.2	.56^{^†}
≥3 chronic diseases	77	22.5	44.4	.62^{^†}
Prescribed medicines taken regularly, n
0	42	12.2
1–3	135	39.4	51.4	.39
4–10	140	40.8	42.6
≥10	25	7.3	50.0
Missing	1	0.3
Composite barrier
0	168	49.0	32.3	<.01
≥1	175	51.0	60.1
Composite belief
More positive	117	48.1	32.7	<.01
More negative	126	51.9	68.4
Missing	29.2	34.1	36.7