Table 5.

Multivariate Binomial Regression Analysis for Medication Nonadherence (N = 4,222)

Variable	Odds Ratio	p value
Age 65–69 years	0.77	0.05
General health very good to excellent	0.80	0.05
Age 70–74 years	0.83	0.10*
Male	1.18	0.03
Obtain free samples from doctors	1.18	0.04
Ever engaged in care management	1.19	0.06*
6–7 Therapeutic drug classes	1.27	0.07*
“Split pills” so medications last longer	1.45	0.001
8–9 Therapeutic drug classes	1.46	0.006
10+ Therapeutic drug classes	1.65	<0.0001

*Borderline significant p < 0.10; Propensity weighted and adjusted for demographic, socioeconomic and health status variables listed in Table 2