International validation of the revised European Organisation for Research and Treatment of Cancer Head and Neck Cancer Module, the EORTC QLQ‐HN43: Phase IV

Discriminant validity
DOI: 10.1002/hed.25609 Publication Date: 2019-01-12T17:04:45Z
ABSTRACT
Abstract Background We validated the new European Organisation for Research and Treatment of Cancer Quality Life Head Neck Module (EORTC QLQ‐HN43). Methods enrolled 812 patients with head neck cancer from 18 countries. Group 1 completed questionnaire before therapy, 3 6 months later. In group 2 (survivors), we determined test–retest reliability using intraclass correlation coefficients (ICC). Internal consistency was assessed Cronbach's Alpha, scale structure confirmatory factor analysis, discriminant validity known‐group comparisons. Results alpha >0.70 in 10 12 multi‐item scales. All standardized loadings exceeded 0.40. The ICC all but two Differences scores between known‐groups were >10 points 17 19 Sensitivity to change found be sufficient Conclusions Evidence supports EORTC QLQ‐HN43 as a measure quality life.
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