Cross-cultural adaptation and validation of the Polish version of the Spine Functional Index.
Agnieszka BejerMateusz KupczykJoanna KwaśnyAngelika MajkutKrzysztof MoskalMateusz NiemiecCharles Philip GabelPublished in: European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society (2019)
The SFI-PL is a psychometrically sound PROM for Polish-speaking patients with spine conditions. The results support previous findings from the original-English and six other language versions for internal consistency, reliability, measurement error and validity. These slides can be retrieved under Electronic Supplementary Material.