Psychometrics and Validation of the Iranian Version of the Diabetes Health Literacy Assessment Questionnaire



Masoudi R¹ ; Kheiri S² ; Akbari FA¹ ; Eslami AA³ ; Rabiei L⁴
Source: Iranian Journal of Diabetes and Metabolism Published:2020

Abstract

Background: Assessing the health literacy of diabetic patients requires the availability of a tool specific to this group. The Diabetes Health Literacy Assessment Questionnaire (LAD) is one of the tools used to measure the health literacy of diabetic patients. The present study was conducted with the aim of translating and validating the Persian version of the LAD questionnaire. Methods: The present study aimed to determine the validity and reliability of the Persian version of the Health Literacy Assessment Questionnaire for diabetic patients on 300 patients with diabetes in 1398, by sampling. Stages of study: First: Translation and preparation of the Persian version of the health literacy questionnaire in order to design and select items and their qualitative evaluation by the second group: Quantitative evaluation of narrative features using the opinions of the third group of experts: Formal narrative evaluation (comprehensibility) and The reliability of the questionnaire was assessed by a small group of the target population in a fourth experimental study: analysis of items, validity assessment and reliability of the final questionnaire. Results: In the analysis of organizational structure items, the effects of roof and floor were not observed. The highest averages were for items 8 and 12 and the lowest averages were for items 6. According to the Skewness Index, no deviation was observed in the items. Based on the results, the instrument had acceptable internal stability. Detective factor analysis identified two factors for the Diabetes Health Literacy Questionnaire: one was individual understanding and the second was social support. Conclusion: The results of exploratory factor analysis, Diabetes Health Literacy Questionnaire (LAD) have good validity and reliability and can be used to measure the health literacy of diabetic patients. © 2020, Tehran University of Medical Sciences. All rights reserved.