There were four stages; conceptualisation and item generation, item reduction and development of the first version of a new tool, content validity and development of a revised version and construct validation using factor analysis.
The second version of the questionnaire included the following validity measures; Brief COPE, GAD-7, SWEMWBS, SDS, DSES and the RSA.
Patients will be asked to fulfil the second version of the VEBQ along with the validated questionnaires allowing to probe into the construct validity of the VEBQ.
The second version is an abbreviated form that contains 21 of the original 43 items but still possesses construct validity and reliability.
Second, the validity of the Arabic version of adherence and belief scales has not been tested and further studies are needed to confirm validity of both scales among patients in the Arab world.
This is the first study to address the test-retest reliability and the construct validity of the PASE in patients with hip OA, and the first study to evaluate the validity of the Norwegian version of the PASE.
The first consisted of analyzing internal consistency as well as the construct validity of the French version of the CPCI in continuity with Tan et al. study [ 4].
The second stage was a multi-center study, where the reliability and validity of the translated version was evaluated in a cross-sectional study.
First, it aimed at measuring the internal consistency and the construct validity of the French version of the CPCI.
First, it aimed to document the internal consistency as well as construct validity of the French version of the CPCI of Jensen et al. [ 2].
We tested the inter-rater reliability and validity of the Dutch version of the CORE.
