A Novel Acoustic Evaluation Method for the Diagnosis of Adductor Spasmodic Dysphonia
Boquan Liu,
Mingjun Ji,
Jin Fang
et al.
Abstract:Introduction: Adductor spasmodic dysphonia (ADSD) is characterized by involuntary laryngeal muscle spasms. Due to the lack of a quantitative evaluation method, most measurements have demonstrated difficulty in validity and reliability for diagnosing ADSD. This study aimed to establish a novel indicator for ADSD and determine its diagnostic effects.
Methods: We investigated 98 voice samples from 49 patients with ADSD and 49 healthy subjects. A sustained vowel was recorded by a high-definition audio recorder. Vo… Show more
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