Translation and validation of the Tinnitus Primary Function Questionnaire into Brazilian Portuguese

Abstract Objective: In this study, the Tinnitus Primary Function Questionnaire was translated, culturally adapted and validated for Brazilian Portuguese. Methods: This study was carried out in two stages. First, a prospective study of translation and cultural adaptation was carried out with a group of 20 patients. The questionnaire was translated, revised and back-translated from Portuguese into English. Subsequently, a retrospective study was carried out with 1,095 patients, 18 months after the first stage. The validation and reliability of the Tinnitus Primary Function Questionnaire was ve...

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