Health literacy interventions among patients with chronic diseases: A meta-analysis of randomized controlled trials.

Objectives: This study was conducted to determine the effectiveness and impact of health literacy interventions for patients with chronic diseases.

Methods: We searched PubMed, Web of Science, Embase, Scopus, and EBSCO CINAHL from inception through March 2022. Eligible chronic diseases include diabetes, heart disease, cancer, and chronic obstructive pulmonary disease.