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Published in: International Urogynecology Journal 12/2020

01-12-2020 | Overactive Bladder | Original Article

The Brazilian Portuguese version of the ICIQ-OABqol: cross-cultural adaptation and reliability

Authors: Silvia Monteiro, Cássio Riccetto, Anna Karoline Rocha, Kamila Santos, Ingrid Campos, Tuany Pereira, Simone Botelho

Published in: International Urogynecology Journal | Issue 12/2020

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Abstract

Introduction and hypothesis

The International Consultation on Incontinence Questionnaire Overactive Bladder Symptoms Quality of Life (ICIQ-OABqol) Module evaluates the quality of life of individuals with overactive bladder (OAB) symptoms, and its use in scientific studies and clinical practice is recommended by the International Continence Society. The aim was to conduct the cross-cultural adaptation and validation of the Brazilian Portuguese version of the ICIQ-OABqol (ICIQ-OABqol_portuguese) in individuals with OAB symptoms.

Methods

An observational cross-sectional study was performed at the Clinical Physiotherapy of PUC MINAS in Belo Horizonte, MG, Brazil, between March 2017 and October 2018. The translation was previously carried out by the Mapi Research Institute. After receiving the translated questionnaire, the cross-cultural adaptation process was conducted as follows: (1) review by an expert committee (13 experts); (2) pre-test (n = 30); (3) cross-cultural adaptation; (4) validation of the ICIQ-OABqol_portuguese. We analyzed the intraexaminer reliability validation (n = 118) and internal consistency measurement (Cronbach’s α coefficient), test-retest reliability (ICC) and correlation between the ICIQ-OAB and ICIQ-OABqol_portuguese questionnaires through Pearson’s correlation coefficient and Bland-Altman scatter plot and concordance. Confirmatory factor analysis was used to confirm the domains of the instrument.

Results

The ICIQ-OABqol was cross-culturally adapted to Brazilian Portuguese and presented satisfactory internal consistency (α-Cronbach coefficient 0.88), adequate construct validity, strong reliability considering the test-retest with an interval of 19.68 (±6.98) days and moderate correlation with the ICIQ-OAB.

Conclusions

The Brazilian Portuguese version of the ICIQ-OABqol shows satisfactory psychometric properties and can be used to evaluate the quality of life of individuals of both sexes with OAB symptoms.
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Metadata
Title
The Brazilian Portuguese version of the ICIQ-OABqol: cross-cultural adaptation and reliability
Authors
Silvia Monteiro
Cássio Riccetto
Anna Karoline Rocha
Kamila Santos
Ingrid Campos
Tuany Pereira
Simone Botelho
Publication date
01-12-2020
Publisher
Springer International Publishing
Published in
International Urogynecology Journal / Issue 12/2020
Print ISSN: 0937-3462
Electronic ISSN: 1433-3023
DOI
https://doi.org/10.1007/s00192-020-04280-x

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