Racial and ethnic disparities in medication adherence among privately insured patients in the United States.

ABSTRACT:

Objective

To examine the association between socioeconomic status (SES) and racial and ethnic disparities in medication adherence for three widely prescribed therapeutic classes.

Methods

We linked longitudinal claims data from a large US-based insurance provider (2011-2013) to detailed SES information to identify patients treated with oral antidiabetic (N = 56,720), antihypertensive (N = 156,468) or antihyperlipidemic (N = 144,673) medications. We measured adherence and discontinuation by therapeutic class, and conducted regression analysis to quantify the contributions of different factors in the association between race/ethnicity and medication adherence.

Results

During an average follow-up period of 2.5 years, average adherence rates of Blacks and Hispanics were at

SUBMITTER: Xie Z 

PROVIDER: S-EPMC6375669 | biostudies-literature | 2019

REPOSITORIES: biostudies-literature