Research Article
Validation of the Persian Translation of the Swallowing Disturbance Questionnaire in Parkinson’s Disease Patients
Figure 1
The receiver operating characteristics curve. The SDQ-P cutoff score is equal to 12.59 points, the specificity is 91.2%, and the sensitivity is 96.7% (-axis: the cutoff points for the SDQ-P and -axis: the sensitivity and the specificity).