biostudies-literatureCardoso JFundação de Apoio ao Ensino, Pesquisa e AssistênciaConselho Nacional de Desenvolvimento Científico e TecnológicoFundação de Amparo à Pesquisa do Estado de São Paulo101118https://www.ebi.ac.uk/biostudies/studies/S-EPMC11459645biostudies-literatureUnknown28(5)<h4>Background</h4>Duchenne muscular dystrophy (DMD) is one of the most common and disabling childhood genetic diseases. The course of DMD involves progressive muscular degeneration and weakness, leading to functional decline. The Performance of the Upper Limb scale (PUL) is a specific instrument designed to assess the upper limb function of patients with DMD.<h4>Objective</h4>To adapt the PUL cross-culturally to Brazilian Portuguese (PUL-Br) and assess the convergent validity, structural validity, inter-rater reliability, and internal consistency for Brazilian patients with DMD METHODS: The cross-cultural adaptation involved six steps: translation to Brazilian Portuguese, Brazilian Portuguese translation synthesis, back-translation to English, back-translation synthesis, an expert committBrazilian journal of physical therapyDevelopment of the Brazilian version of the Performance of Upper Limb scale for children and adolescents with Duchenne muscular dystrophy.PMC11459645309058/2018-0Mattiello-Sverzut ACDavoli GBQde Almeida VACardoso JSilva GCMartinez EZfalseDevelopment of the Brazilian version of the Performance of Upper Limb scale for children and adolescents with Duchenne muscular dystrophy.<h4>Background</h4>Duchenne muscular dystrophy (DMD) is one of the most common and disabling childhood genetic diseases. The course of DMD involves progressive muscular degeneration and weakness, leading to functional decline. The Performance of the Upper Limb scale (PUL) is a specific instrument designed to assess the upper limb function of patients with DMD.<h4>Objective</h4>To adapt the PUL cross-culturally to Brazilian Portuguese (PUL-Br) and assess the convergent validity, structural validity, inter-rater reliability, and internal consistency for Brazilian patients with DMD METHODS: The cross-cultural adaptation involved six steps: translation to Brazilian Portuguese, Brazilian Portuguese translation synthesis, back-translation to English, back-translation synthesis, an expert committ2024-01-01T00:00:00Z2024 Sep2025-04-06T13:23:29.615Z2025-04-06T13:23:29.615ZS-EPMC114596453932168310.1016/j.bjpt.2024.101118