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ABSTRACT: Background
Measurement instruments should be validated for use in the population for which they are intended. The Quality of Life in Hand Eczema Questionnaire (QOLHEQ) has been developed to measure impairment of health-related quality of life in patients with hand eczema.Objectives
To assess validity, reproducibility, responsiveness and interpretability of the Dutch version of the QOLHEQ.Methods
This was a prospective validation study in adult patients with hand eczema. At three time points (T0 , baseline; T1 , after 1-3 days; T2 , after 4-12 weeks), data from the QOLHEQ and multiple reference instruments were collected. Scale structure was assessed using item response theory analysis and structural equation modelling (SEM). Single-s
SUBMITTER: Oosterhaven JAF
PROVIDER: S-EPMC7383481 | biostudies-literature | 2020 Jul
REPOSITORIES: biostudies-literature