Development and validation of the Crohn'
โ
Mercedes Vergara; Antonia Montserrat; Francesc Casellas; Olga Gallardo; David Su
๐
Article
๐
2011
๐
John Wiley and Sons
๐
English
โ 189 KB
Background: No validated instruments have been developed to measure work disability in Crohn's disease (CD). The aim of our study was to develop and validate a CD perceived work disability questionnaire (CPWDQ). Methods: Development phase: an initial questionnaire containing 52 items was obtained f