Abstract
AimThe aim of this study was to examine the validity and reliability of Turkish version of the Heart Disease Fact Questionnaire (HDFQ) as a measure to evaluate heart disease risk knowledge in individuals with diabetes. MethodsThis study was conducted in the primary care clinic on 326 individuals with type 2 diabetes. The Davis Method, Confirmatory Factor Analysis (CFA) and the Rasch Measurement Model used in the validity and reliability analyses. ResultsThe validity analysis results showed Turkish version of HDFQ was content valid. The results of CFA showed the index results were very good fit. All items of the scale and the HDFQ were fit to the Rasch model and the items did not contain any differential item function. Person Separation Index showed HDFQ is reliable tool. ConclusionsThe Rasch Model provides an alternative way in dealing with the challenges faced in classic methods and it is recommended to be used in health sciences. Thus, the results of this study are important. Results show that the Turkish version of the HDFQ can be used for determining awareness of heart disease risk as well as for assessing the effectiveness of implemented interventions among individuals with diabetes.
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