Sîan A. McLean|Susan J. Paxton|Eleanor H. Wertheim
The measurement of media literacy in eating disorder risk factor research: psychometric properties of six measures
La Trobe University|La Trobe University|La Trobe University
evaluation media literacybased interventions prevention eating disorder risk limited lack appropriate measures established psychometric properties assess change media literacy study aims fill gap examining psychometric properties use eating disorders risk factor research six measures media literacy assess media processing critical thinking general media critical thinking appearancefocused media factor structure internal consistency testretest reliability construct validity including convergent discriminant validity examined six measures two samples early adolescent females measures realism scepticism similarity scepticism desirability scepticism subscales media attitudes questionnaire fake subscale critical processing beauty images scale critical thinking media messages scale critical thinking media messages appearance focus scale factor structure measures supported factor analysis items media attitudes questionnaire loaded three subscales realism scepticism similarity scepticism desirability scepticism items fake subscale critical thinking media messages scale critical thinking media messages appearance focus scale loaded one scale addition scores measures reliable adequate internal consistency testretest reliability valid adequate construct convergent discriminant validity early adolescent females two exceptions realism scepticism slightly low testretest reliability fake subscale support construct validity lacking study provides evidence support use select media literacy measures particularly realism scepticism subscale critical thinking media messages scale eating disorder risk factor research findings contribute enhanced evaluation media literacybased prevention interventions