Validation of the Japanese translation of the Swallowing Disturbance Questionnaire in Parkinson’s disease patients

摘要

The Swallowing Disturbance Questionnaire (SDQ) was developed as a self-rated screening tool for dysphagia in patients with Parkinson’s disease (PD). We developed the Japanese version of this questionnaire (SDQ-J), according to the cross-cultural adaptation guidelines, and examined its reliability.