Cross-cultural adaptation and psychometric properties of the Brazilian version of the Autism Family Experience Questionnaire (AFEQ) quality of life instrument

Main Article Content

Khawana Faker
Viviane Andrade Cancio de Paula
Monica Almeida Tostes

Abstract

Introduction: The Autism Family Experience Questionnaire (AFEQ) aims to measure quality of life through the family experience of parents/caregivers of preschool-aged children with autism spectrum disorder. Objective: To carry out the cross-cultural adaptation of the AFEQ into Brazilian Portuguese (B-AFEQ) and to evaluate the psychometric properties of the Brazilian version produced by analyzing preliminary evidence of reliability and validity. Methods: Cross-cultural adaptation and assessment of psychometric properties were performed using Cronbach's alpha, test-retest reliability, exploratory factor analysis, confirmatory factor analysis, and structural equation modeling. The sample consisted of 102 participants, of whom 17 responded a second time for the test-retest reliability analysis. Results: The total B-AFEQ score demonstrated acceptable internal consistency (>0.70-0.90). Test-retest reliability was excellent (>0.80). In the exploratory factor analysis (EFA), the prerequisites were met (KMO=0.72; Bartlett's test of sphericity significant [p<0.001]). In the confirmatory factor analysis (CFA), the goodness-of-fit indices were X2 (df)=1908 (1074), CFI =0.54, TLI =0.52, and RMSEA (95% CI) =0.08 (0.08-0.09). In the structural equation modeling (SEM), the goodness-of-fit indices were X2 (df)=1684 (1074), CFI =0.85, TLI =0.84, and RMSEA (95% CI) =0.07 (0.06-0.08). Conclusion: The cross-cultural adaptation of the AFEQ was satisfactory, and the dimensionality of the instrument was proven with acceptable model fit. The B-AFEQ proved to be valid and reliable for measuring the quality of life of parents of children with Autism Spectrum Disorder aged 2 to 5 years and their families.

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Faker, K., Paula, V. A. C. de, & Tostes, M. A. (2025). Cross-cultural adaptation and psychometric properties of the Brazilian version of the Autism Family Experience Questionnaire (AFEQ) quality of life instrument. ABCS Health Sciences. https://doi.org/10.7322/2024101.2828
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Original Articles

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