The Relationship between Health Literacy and Health Disparities: A Systematic Review.

<h4>Objectives</h4>Health literacy is commonly associated with many of the antecedents of health disparities. Yet the precise nature of the relationship between health literacy and disparities remains unclear. A systematic review was conducted to better understand in how far the relation...

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Main Authors: Sarah Mantwill, Silvia Monestel-Umaña, Peter J Schulz
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2015-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0145455
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author Sarah Mantwill
Silvia Monestel-Umaña
Peter J Schulz
author_facet Sarah Mantwill
Silvia Monestel-Umaña
Peter J Schulz
author_sort Sarah Mantwill
collection DOAJ
description <h4>Objectives</h4>Health literacy is commonly associated with many of the antecedents of health disparities. Yet the precise nature of the relationship between health literacy and disparities remains unclear. A systematic review was conducted to better understand in how far the relationship between health literacy and health disparities has been systematically studied and which potential relationships and pathways have been identified.<h4>Methods</h4>Five databases, including PubMed/MEDLINE and CINAHL, were searched for peer-reviewed studies. Publications were included in the review when they (1) included a valid measure of health literacy, (2) explicitly conceived a health disparity as related to a social disparity, such as race/ethnicity or education and (3) when results were presented by comparing two or more groups afflicted by a social disparity investigating the effect of health literacy on health outcomes. Two reviewers evaluated each study for inclusion and abstracted relevant information. Findings were ordered according to the disparities identified and the role of health literacy in explaining them.<h4>Results</h4>36 studies were included in the final synthesis. Most of the studies investigated racial/ethnic disparities, followed by some few studies that systematically investigated educational disparities. Some evidence was found on the mediating function of health literacy on self-rated health status across racial/ethnic and educational disparities, as well as on the potential effect of health literacy and numeracy on reducing racial/ethnic disparities in medication adherence and understanding of medication intake.<h4>Conclusion</h4>Overall the evidence on the relationship between health literacy and disparities is still mixed and fairly limited. Studies largely varied with regard to health(-related) outcomes under investigation and the health literacy assessments used. Further, many studies lacked a specific description of the nature of the disparity that was explored and a clear account of possible pathways tested.
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spelling doaj-art-8d4a50ab97dc42459aa7c52ef7b0c7942025-08-20T02:40:21ZengPublic Library of Science (PLoS)PLoS ONE1932-62032015-01-011012e014545510.1371/journal.pone.0145455The Relationship between Health Literacy and Health Disparities: A Systematic Review.Sarah MantwillSilvia Monestel-UmañaPeter J Schulz<h4>Objectives</h4>Health literacy is commonly associated with many of the antecedents of health disparities. Yet the precise nature of the relationship between health literacy and disparities remains unclear. A systematic review was conducted to better understand in how far the relationship between health literacy and health disparities has been systematically studied and which potential relationships and pathways have been identified.<h4>Methods</h4>Five databases, including PubMed/MEDLINE and CINAHL, were searched for peer-reviewed studies. Publications were included in the review when they (1) included a valid measure of health literacy, (2) explicitly conceived a health disparity as related to a social disparity, such as race/ethnicity or education and (3) when results were presented by comparing two or more groups afflicted by a social disparity investigating the effect of health literacy on health outcomes. Two reviewers evaluated each study for inclusion and abstracted relevant information. Findings were ordered according to the disparities identified and the role of health literacy in explaining them.<h4>Results</h4>36 studies were included in the final synthesis. Most of the studies investigated racial/ethnic disparities, followed by some few studies that systematically investigated educational disparities. Some evidence was found on the mediating function of health literacy on self-rated health status across racial/ethnic and educational disparities, as well as on the potential effect of health literacy and numeracy on reducing racial/ethnic disparities in medication adherence and understanding of medication intake.<h4>Conclusion</h4>Overall the evidence on the relationship between health literacy and disparities is still mixed and fairly limited. Studies largely varied with regard to health(-related) outcomes under investigation and the health literacy assessments used. Further, many studies lacked a specific description of the nature of the disparity that was explored and a clear account of possible pathways tested.https://doi.org/10.1371/journal.pone.0145455
spellingShingle Sarah Mantwill
Silvia Monestel-Umaña
Peter J Schulz
The Relationship between Health Literacy and Health Disparities: A Systematic Review.
PLoS ONE
title The Relationship between Health Literacy and Health Disparities: A Systematic Review.
title_full The Relationship between Health Literacy and Health Disparities: A Systematic Review.
title_fullStr The Relationship between Health Literacy and Health Disparities: A Systematic Review.
title_full_unstemmed The Relationship between Health Literacy and Health Disparities: A Systematic Review.
title_short The Relationship between Health Literacy and Health Disparities: A Systematic Review.
title_sort relationship between health literacy and health disparities a systematic review
url https://doi.org/10.1371/journal.pone.0145455
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