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Cross-cultural adaptation and validation of the CFAbd-Score for gastrointestinal symptoms in patients with cystic fibrosis.
Infantes, Flávia N S; Lomazi, Elizete A; Zagoya, Carlos; Duckstein, Franziska; Magro, Daniela O; Pessotto, Fernando; Ribeiro, Antônio F; Ribeiro, José D; Mainz, Jochen G.
Afiliação
  • Infantes FNS; Universidade Estadual de Campinas (UNICAMP), Pós-Graduação em Saúde da Criança e do Adolescente, Campinas, SP, Brazil; Centro Universitário UniAnchieta, Faculdade de Nutrição, Jundiaí, SP, Brazil.
  • Lomazi EA; Universidade Estadual de Campinas (UNICAMP), Faculdade de Ciências Médicas (FCM), Departamento de Pediatria, Campinas, SP, Brazil. Electronic address: elizete.apl@gmail.com.
  • Zagoya C; University, Klinikum Westbrandenburg, Cystic Fibrosis Centre, Brandenburg Medical School (MHB), Brandenburg an der Havel, Germany.
  • Duckstein F; University, Klinikum Westbrandenburg, Cystic Fibrosis Centre, Brandenburg Medical School (MHB), Brandenburg an der Havel, Germany.
  • Magro DO; Universidade Estadual de Campinas (UNICAMP), Faculdade de Ciências Médicas (FCM), Departamento de Cirurgia, Campinas, SP, Brazil.
  • Pessotto F; Centro Universitário UniAnchieta, Faculdade de Psicologia, Jundiaí, SP, Brazil.
  • Ribeiro AF; Universidade Estadual de Campinas (UNICAMP), Faculdade de Ciências Médicas (FCM), Departamento de Pediatria, Campinas, SP, Brazil.
  • Ribeiro JD; Universidade Estadual de Campinas (UNICAMP), Faculdade de Ciências Médicas (FCM), Departamento de Pediatria, Campinas, SP, Brazil.
  • Mainz JG; University, Klinikum Westbrandenburg, Cystic Fibrosis Centre, Brandenburg Medical School (MHB), Brandenburg an der Havel, Germany.
J Pediatr (Rio J) ; 2024 Aug 10.
Article em En | MEDLINE | ID: mdl-39134095
ABSTRACT

OBJECTIVE:

Translating and cross-culturally adapting the CFAbd-Score, Cystic Fibrosis (CF) Abdominal Score, to use in Brazilian spoken Portuguese. The CFAbd-Score is a questionnaire for assessing CF-related abdominal symptoms and their influence on the quality of life (QoL). It comprises 28 questions on five domains abdominal pain, bowel movements, eating and appetite, gastroesophageal reflux symptoms, and the impact of gastrointestinal (GI) symptoms on QoL.

METHOD:

Cross-cultural adaptation included assessment of conceptual and item equivalence, semantic, operational, and measurement equivalence. Content validity was assessed. The validation and psychometric analysis phase included 97 people with CF (pwCF), median age14.58y (IQR 9/19), and 105 healthy individuals, 15.10y (IQR 9/20). Exploratory factor analysis (FA) identified retained factors. Internal consistency of the extracted domains was evaluated using Cronbach's α, and the Kaiser-Meyer-Olkin test (KMO) was used to check the sample adequacy. Bartlett's test tested the null hypothesis that the correlation matrix is an identity matrix.

RESULTS:

All items were considered relevant to the construct and good semantic equivalence of the version was recognized. FA showed the appropriate weight of all items and good internal consistency, with Cronbach's alpha 0.89. Bartlett's test significance level (p < 0.001) and KMO coefficient of 0.72 indicated good adequacy for structure. Internal consistency coefficients (Cronbach's alpha) were good for abdominal pain 0.84; abdominal bloating 0.73; flatulence 0.76; heartburn 0.81, and low for reflux 0.54.

CONCLUSION:

The CFAbd-Score was adapted to the Brazilian spoken Portuguese and demonstrated content and semantic equivalence. The final version showed appropriate validity, and internal consistency, preserving the psychometric properties of the original version.
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Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: J Pediatr (Rio J) Ano de publicação: 2024 Tipo de documento: Article País de afiliação: Brasil País de publicação: Brasil

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: J Pediatr (Rio J) Ano de publicação: 2024 Tipo de documento: Article País de afiliação: Brasil País de publicação: Brasil