Devyd Weyder do Nascimento Freitas, Almir Vieira Dibai-Filho, André Pontes-Silva, Gabriel Gardhel Costa Araujo, Augusto Ribeiro de Oliveira, Plinio da Cunha Leal, Charles Philip Gabel, Cid André Fidelis-de-Paula-Gomes, Christian Emmanuel Torres Cabido
PURPOSE: To translate and cross-culturally adapt the Spine Functional Index (SFI) into Brazilian Portuguese (SFI-Br) in individuals with musculoskeletal spine disorders. METHODS: Participants (n=194) answered the Numerical Pain Rating Scale (NPRS), 36-item Short-Form Health Survey (SF-36), Roland-Morris Disability Questionnaire for General Pain (RMDQ-g), and SFI-25 incorporating the SFI-10. Structural validity, from confirmatory factor analysis (CFA), used comparative fit index (CFI), Tucker-Lewis index (TLI), root mean square error of approximation (RMSEA), and chi-square/degrees of freedom (DF)...
April 5, 2024: BMC Musculoskeletal Disorders