{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,11]],"date-time":"2026-09-11T16:11:55Z","timestamp":1789143115622,"version":"build-2803163510"},"reference-count":56,"publisher":"SAGE Publications","license":[{"start":{"date-parts":[[2023,1,1]],"date-time":"2023-01-01T00:00:00Z","timestamp":1672531200000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["DIGITAL HEALTH"],"published-print":{"date-parts":[[2023,1]]},"abstract":"<jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>The internet is most people's primary source of (health) information. However, no validated instrument exists to assess eHealth literacy in the group of patient with cardiac diseases.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>The objective of this study was the evaluation of the psychometric properties of the German revised version of the eHealth literacy scale (GR-eHEALS) in individuals with coronary artery disease (CAD) and congestive heart failure (CHF).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>A cross-sectional study was conducted. N\u2009=\u2009455 were included in the statistical analyses. The assessment compromised the GR-eHEALS, medical history, sociodemographic data, and technology-related data. Confirmatory factor analyses, correlational analyses, and tests of measurement invariance were performed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>The two-factorial model reached a good model fit. The sub-scales information seeking and information appraisal, as well as the eHealth literacy total score, reached high reliability coefficients. Construct and criterion validity was fully confirmed For the two-factorial model, measurement invariance up to the scalar level could be confirmed regarding the sociodemographic characteristics sex, age, and educational level.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>This study confirmed the two-factor structure, construct, and criterion validity as well as measurement invariance at the scalar level for sex, age, and educational level of the GR-eHEALS scale in a sample of individuals with CAD and CHF.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/20552076231194915","type":"journal-article","created":{"date-parts":[[2023,8,14]],"date-time":"2023-08-14T03:05:10Z","timestamp":1691982310000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":11,"title":["Psychometric properties of the German revised version of the eHealth literacy scale in individuals with cardiac diseases: Validation and test of measurement invariance"],"prefix":"10.1177","volume":"9","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-1488-8592","authenticated-orcid":false,"given":"Alexander","family":"B\u00e4uerle","sequence":"first","affiliation":[{"name":"Clinic for Psychosomatic Medicine and Psychotherapy, University of Duisburg-Essen, LVR-University Hospital Essen, Essen 45147, Germany"},{"name":"Center for Translational Neuro- and Behavioral Sciences (C-TNBS), University of Duisburg-Essen, Essen 45147, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Matthias","family":"Marsall","sequence":"additional","affiliation":[{"name":"Institute for Patient Safety (IfPS), University Hospital Bonn, Bonn, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lisa Maria","family":"Jahre","sequence":"additional","affiliation":[{"name":"Clinic for Psychosomatic Medicine and Psychotherapy, University of Duisburg-Essen, LVR-University Hospital Essen, Essen 45147, Germany"},{"name":"Center for Translational Neuro- and Behavioral Sciences (C-TNBS), University of Duisburg-Essen, Essen 45147, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christos","family":"Rammos","sequence":"additional","affiliation":[{"name":"Department of Cardiology and Vascular Medicine, West-German Heart and Vascular Center Essen, University Hospital Essen, Essen 45147, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0929-3789","authenticated-orcid":false,"given":"Charlotta","family":"Mallien","sequence":"additional","affiliation":[{"name":"Clinic for Psychosomatic Medicine and Psychotherapy, University of Duisburg-Essen, LVR-University Hospital Essen, Essen 45147, Germany"},{"name":"Center for Translational Neuro- and Behavioral Sciences (C-TNBS), University of Duisburg-Essen, Essen 45147, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eva-Maria","family":"Skoda","sequence":"additional","affiliation":[{"name":"Clinic for Psychosomatic Medicine and Psychotherapy, University of Duisburg-Essen, LVR-University Hospital Essen, Essen 45147, Germany"},{"name":"Center for Translational Neuro- and Behavioral Sciences (C-TNBS), University of Duisburg-Essen, Essen 45147, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tienush","family":"Rassaf","sequence":"additional","affiliation":[{"name":"Department of Cardiology and Vascular Medicine, West-German Heart and Vascular Center Essen, University Hospital Essen, Essen 45147, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Julia","family":"Lortz","sequence":"additional","affiliation":[{"name":"Department of Cardiology and Vascular Medicine, West-German Heart and Vascular Center Essen, University Hospital Essen, Essen 45147, 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