Determinants of Digital Health Literacy: International Cross-Sectional Study

BackgroundDigital health literacy describes an individual’s ability to use digital information and tools to improve their own health. Understanding how digital health literacy varies across populations could help improve health equity. However, the determinants of digital hea...

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Main Authors: Connor S Qiu, Tetiana Lunova, Geva Greenfield, Gabriele Kerr, Ömrüm Ergüven, Thomas Beaney, Benedict Hayhoe, Erik Mayer, Azeem Majeed, Ana Luisa Neves
Format: Article
Language:English
Published: JMIR Publications 2025-06-01
Series:Journal of Medical Internet Research
Online Access:https://www.jmir.org/2025/1/e66631
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author Connor S Qiu
Tetiana Lunova
Geva Greenfield
Gabriele Kerr
Ömrüm Ergüven
Thomas Beaney
Benedict Hayhoe
Erik Mayer
Azeem Majeed
Ana Luisa Neves
author_facet Connor S Qiu
Tetiana Lunova
Geva Greenfield
Gabriele Kerr
Ömrüm Ergüven
Thomas Beaney
Benedict Hayhoe
Erik Mayer
Azeem Majeed
Ana Luisa Neves
author_sort Connor S Qiu
collection DOAJ
description BackgroundDigital health literacy describes an individual’s ability to use digital information and tools to improve their own health. Understanding how digital health literacy varies across populations could help improve health equity. However, the determinants of digital health literacy have been scarcely evaluated. ObjectiveThis study aims to assess the levels of digital health literacy in 4 countries (United Kingdom, Sweden, Italy, and Germany) and explore potential associations between digital health literacy and demographic characteristics and self-perceived health status. MethodsA cross-sectional online survey was disseminated to participants from the United Kingdom, Italy, Germany, and Sweden in December 2020. Digital health literacy was self-reported using the validated eHealth Literacy Scale (eHEALS; range: 0-40); low digital health literacy has been previously defined as an eHEALS score<26. Participant characteristics collected were sex, age group, ethnicity, country, and perceived overall health status. A multivariable linear regression analysis was performed to explore associations between these variables and digital health literacy. ResultsA total of 6331 participants were included (51.7% female, n=3272). The mean eHEALS score was 29.2 (SD 6.8). Participant age, sex, health status, and country of residence were included in the final multivariable model. Compared to the 45- to 54-year age group, the 55 years and older age group had lower digital health literacy (β=–1.0; 95% CI –1.4 to –0.5; P<.001), while digital health literacy was higher in those aged 25-34 years (β=0.9; 95% CI 0.3-1.5; P=.002) and 35-44 years (β=0.6; 95% CI 0.1-1.2; P=.03). Better health status was associated with greater digital health literacy (β=0.3; 95% CI 0.2-0.4; P<.001). Compared to participants from Germany, those from the United Kingdom (β=2.1; 95% CI 1.7-2.5; P<.001) and Sweden (β=2.9; 95% CI 2.4-3.4; P<.001) had higher digital health literacy scores, while there was no difference with Italian participants (P=.399). Sex and ethnicity did not have any significant effect on digital health literacy. ConclusionsThis study found significant variations in digital health literacy by age, health status, and country of residence. Targeted educational programs for vulnerable groups, particularly those of older age and poorer health status, are essential. Policies fostering accessible digital health solutions and mitigating health technology–related uncertainties for these populations are crucial for achieving optimal health outcomes.
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spelling doaj-art-df7d0495a6db496bb2ff5b4cf8fff0032025-08-20T03:28:10ZengJMIR PublicationsJournal of Medical Internet Research1438-88712025-06-0127e6663110.2196/66631Determinants of Digital Health Literacy: International Cross-Sectional StudyConnor S Qiuhttps://orcid.org/0000-0002-7314-1504Tetiana Lunovahttps://orcid.org/0000-0003-0346-2326Geva Greenfieldhttps://orcid.org/0000-0001-9779-2486Gabriele Kerrhttps://orcid.org/0000-0003-3170-3211Ömrüm Ergüvenhttps://orcid.org/0000-0002-1191-0830Thomas Beaneyhttps://orcid.org/0000-0001-9709-7264Benedict Hayhoehttps://orcid.org/0000-0002-2645-6191Erik Mayerhttps://orcid.org/0000-0002-5509-4580Azeem Majeedhttps://orcid.org/0000-0002-2357-9858Ana Luisa Neveshttps://orcid.org/0000-0002-7107-7211 BackgroundDigital health literacy describes an individual’s ability to use digital information and tools to improve their own health. Understanding how digital health literacy varies across populations could help improve health equity. However, the determinants of digital health literacy have been scarcely evaluated. ObjectiveThis study aims to assess the levels of digital health literacy in 4 countries (United Kingdom, Sweden, Italy, and Germany) and explore potential associations between digital health literacy and demographic characteristics and self-perceived health status. MethodsA cross-sectional online survey was disseminated to participants from the United Kingdom, Italy, Germany, and Sweden in December 2020. Digital health literacy was self-reported using the validated eHealth Literacy Scale (eHEALS; range: 0-40); low digital health literacy has been previously defined as an eHEALS score<26. Participant characteristics collected were sex, age group, ethnicity, country, and perceived overall health status. A multivariable linear regression analysis was performed to explore associations between these variables and digital health literacy. ResultsA total of 6331 participants were included (51.7% female, n=3272). The mean eHEALS score was 29.2 (SD 6.8). Participant age, sex, health status, and country of residence were included in the final multivariable model. Compared to the 45- to 54-year age group, the 55 years and older age group had lower digital health literacy (β=–1.0; 95% CI –1.4 to –0.5; P<.001), while digital health literacy was higher in those aged 25-34 years (β=0.9; 95% CI 0.3-1.5; P=.002) and 35-44 years (β=0.6; 95% CI 0.1-1.2; P=.03). Better health status was associated with greater digital health literacy (β=0.3; 95% CI 0.2-0.4; P<.001). Compared to participants from Germany, those from the United Kingdom (β=2.1; 95% CI 1.7-2.5; P<.001) and Sweden (β=2.9; 95% CI 2.4-3.4; P<.001) had higher digital health literacy scores, while there was no difference with Italian participants (P=.399). Sex and ethnicity did not have any significant effect on digital health literacy. ConclusionsThis study found significant variations in digital health literacy by age, health status, and country of residence. Targeted educational programs for vulnerable groups, particularly those of older age and poorer health status, are essential. Policies fostering accessible digital health solutions and mitigating health technology–related uncertainties for these populations are crucial for achieving optimal health outcomes.https://www.jmir.org/2025/1/e66631
spellingShingle Connor S Qiu
Tetiana Lunova
Geva Greenfield
Gabriele Kerr
Ömrüm Ergüven
Thomas Beaney
Benedict Hayhoe
Erik Mayer
Azeem Majeed
Ana Luisa Neves
Determinants of Digital Health Literacy: International Cross-Sectional Study
Journal of Medical Internet Research
title Determinants of Digital Health Literacy: International Cross-Sectional Study
title_full Determinants of Digital Health Literacy: International Cross-Sectional Study
title_fullStr Determinants of Digital Health Literacy: International Cross-Sectional Study
title_full_unstemmed Determinants of Digital Health Literacy: International Cross-Sectional Study
title_short Determinants of Digital Health Literacy: International Cross-Sectional Study
title_sort determinants of digital health literacy international cross sectional study
url https://www.jmir.org/2025/1/e66631
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