Abstract
Objectives: This research aimed to investigate the psychometric properties of the Persian version of the Multidimensional Body-Self Relations Questionnaire (MBSRQ) among older Iranian people. Methods & Materials: The research method was non-experimental research that its necessary information was collected with the cross-sectional method. The statistical population comprised all older people over 60 years of age in Tehran City, Iran. The statistical sample included 1035 people who have completed the Multidimensional Body-Self Relations Questionnaire (MBSRQ). This questionnaire consists of 69 questions and 9 components. The obtained data were analyzed with confirmatory factorial analysis based on structural equations, Cronbach alpha coefficient, and intra-class correlation coefficient tests. Results: The content, face, and concurrent validity were acceptable (P<0.05). Also, result showed that the MBSRQ has acceptable fit indexes (such as RMSEA=0.042, CFI=0.903, TLI=0.978, PNFI=0.075, and PGFI=0.886). Further, the internal consistency and temporal reliability were acceptable (P<0.05). Conclusion: The Persian version of MBSRQ has acceptable reliability and validity in the Iranian elderly, and researchers, older adults, and elderly specialists can use this questionnaire for its evaluations and research.
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