Validity of the Spanish version of the Chronic Liver Disease Questionnaire (CLDQ) as a standard outcome for quality of life assessment
Montserrat Ferrer, Juan Córdoba, Olatz Garin, Gemma Olivé, Montserrat Flavià, Victor Vargas, Rafael Esteban, Jordi Alonso – 28 December 2005 – The Chronic Liver Disease Questionnaire (CLDQ) measures the impact on quality of life of chronic liver diseases, regardless of underlying etiology. The aim of this study was to develop a Spanish version of the CLDQ, and to assess its acceptability, reliability, validity, and sensitivity to change. The forward and back‐translation method by bilingual translators, with expert panel and pilot testing on patients, was used for the adaptation.