Medication adherence in Medicare-enrolled older adults with asthma and chronic obstructive pulmonary disease before and during COVID-19 pandemic.

ABSTRACT:

Background

Medication adherence in Medicare-enrolled older adults with asthma and chronic obstructive pulmonary disease (COPD) before and during the coronavirus disease 2019 (COVID-19) pandemic is unknown.

Objectives

To evaluate medication adherence and determinants of high adherence before and during the COVID-19 pandemic in this population.

Design

Retrospective cohort study.

Methods

The proportion of days covered (PDC) reflected medication adherence from January to July 2019 and from January to July 2020. Patients <65 years of age, with COPD or asthma alone, or with cystic fibrosis were excluded. Paired t tests were used to assess adherence changes. Logistic regression explored association of age, sex, diagnosis of depression, number of medications, me

SUBMITTER: Liu L 

PROVIDER: S-EPMC10563468 | biostudies-literature | 2023

REPOSITORIES: biostudies-literature