TABLE 1.

Patient Characteristics: All Eligible Patients Versus Those Enrolled

Characteristic	Randomized (N = 290)		Adherent (N = 4,532)		P Value
	N or Mean	SD or %	N or Mean	SD or %
Age at index Rx (years), mean	48.4	17.4	53.5	16.5	< 0.0001
White	273	94.1	4,370	96.4	0.05
Female	167	57.6	2,497	55.1	0.57
Index drug category					< 0.001
Asthma	165	56.9	1,718	37.9	< 0.0001
Diabetes	22	7.6	324	7.2	0.77
Hypertension	69	23.8	1,996	44.0	< 0.001
Lipids	34	11.7	494	10.9	0.56
Patients with the index drug dispensed in the prior 13 months	19	6.6	99	2.2	< 0.0001
Medical condition/disease					< 0.001
Asthma	99	22.9	965	12.8	< 0.0001
Diabetes	63	14.6	1,146	15.3	0.50
Dyslipidemia	141	32.6	2,670	35.5	0.0013
Hypertension	130	30.0	2,732	36.4	< 0.001
Charlson score	1.03	1.01	1.06	1.37	0.73
Drug benefit/insurance					< 0.001
Commercial	219	75.8	3,567	78.7	< 0.0001
Medicaid	13	4.5	87	1.9	0.06
Medicare	38	13.2	762	16.8	0.01
Self-pay	19	6.6	116	2.6	0.004

Rx = prescription; SD = standard deviation.