Psychometric properties of the Persian version of the celiac disease adherence test questionnaire.

ABSTRACT:

Background

A gluten-free diet (GFD) is the only effective treatment for celiac patients and assessing adherence to this diet is important. Celiac disease Adherence Test (CDAT) is a valid English-language questionnaire that is used for assessing the adherence to the GFD. In the present study, we aimed to translate the CDAT questionnaire in Persian and evaluate its validity and reliability.

Methods

In the present cross-sectional study, CDAT was translated and back-translated by three bilingual professional translators. Content validity was evaluated by 12 gastroenterologists and nutritionists. To assess the construct validity, 230 patients with celiac disease were randomly selected from the national celiac disease registry database. Internal consistency of the items and test-r

SUBMITTER: Nikniaz Z 

PROVIDER: S-EPMC7389158 | biostudies-literature | 2020 Jul

REPOSITORIES: biostudies-literature