Gunhild Brørs|Tore Wentzel?Larsen|Håvard Dalen|Tina Birgitte Hansen|Cameron D. Norman|Astrid K. Wahl|Tone M. Norekvål|Concard Investigators
Psychometric Properties of the Norwegian Version of the Electronic Health Literacy Scale (eHEALS) Among Patients After Percutaneous Coronary Intervention: Cross-Sectional Validation Study
St Olav's University Hospital|Center for Child and Adolescent Mental Health, Eastern and Southern Norway|Norwegian Centre for Violence and Traumatic Stress Studies|St Olav's University Hospital|Norwegian University of Science and Technology|Levanger Hospital|Zealand University Hospital|University of Southern Denmark|University of Toronto|Public Health Ontario|University of Oslo|Haukeland University Hospital|University of Bergen|Haukeland University Hospital
background webbased technology recently become important source sharing health information patients acute cardiac event therefore consideration patients perceived electronic health ehealth literacy skills crucial improving delivery patientcentered health information objective aim study translate adapt ehealth literacy scale eheals conditions norway determine psychometric properties specifically set determine reliability internal consistency testretest construct validity structural validity hypotheses testing crosscultural validity eheals selfreport format administered patients percutaneous coronary intervention methods original english version eheals translated norwegian following widely used crosscultural adaptation process internal consistency calculated using cronbach intraclass correlation coefficient icc used assess testretest reliability confirmatory factor analysis cfa performed priorispecified 1 2 3factor models demographic healthrelated internet use health literacy health status information collected examine correlations eheals scores results total 1695 patients percutaneous coronary intervention included validation analysis mean age 66 years majority patients men 1313 7746 cronbach eheals gt99 corresponding cronbach 2week retest 94 testretest icc eheals 0605 95 ci 04190743 plt001 cfa showed modest model fit 1 2factor models root mean square error approximationgt006 modifications 3factor model goodnessoffit indices indicated good fit weak correlation age r0206 betweengroups analysis variance showed difference according educational groups eheals score mean difference ranging 224 p002 461 plt001 higher eheals score found patients employed compared retired mean difference 231 plt001 eheals score also higher among patients reported using internet find health information 95 ci 2140 1721 plt001 moderate correlation patients perceived usefulness r0587 importance r0574 using internet health information also moderate correlations identified eheals score health literacy domains appraisal health information r0380 ability find good health information r0561 weak correlations mental health composite score r0116 physical health composite score r0116 identified conclusions study provides new information psychometric properties eheals patients percutaneous coronary intervention suggesting multidimensional rather unidimensional construct however study also indicated redundancy items indicating need validation studies trial registration clinicaltrialsgov nct03810612 httpsclinicaltrialsgovct2shownct03810612