Table 1.
Description of the eHEALS (electronic Health Literacy Scale) items and HLQ (Health Literacy Questionnaire) subscales.
Table 2.
Description of the five key psychometric parameters assessed in a Rasch analysis to test the psychometric properties of a scale.
Table 3.
Demographic characteristics of cohort.
Table 4.
Mean scores and overall Rasch model fit statistics, unidimensionality, thresholds and internal consistency of electronic Health Literacy Scale (HEALS) and Health Literacy Questionnaire (HLQ)a.
Fig 1.
Targeting of the eHEALS as demonstrated by the person-item threshold distribution.
Fig 2.
Category probability curve showing (a) disordered thresholds in HLQ subscale-9, Item 26 (b) ordered thresholds when response categories ‘very difficult’ and ‘quite difficult’ are collapsed into one.
Fig 3.
Targeting of the HLQ subscale-4 as demonstrated by the Person-item Threshold Distribution.