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Daily Phonatory Activity Of Individuals With Parkinson’S Disease, Jeff Searl, Angela M. Dietsch
Daily Phonatory Activity Of Individuals With Parkinson’S Disease, Jeff Searl, Angela M. Dietsch
Department of Special Education and Communication Disorders: Faculty Publications
Purpose
This study evaluated the amount of phonatory activity of Persons with Parkinson disease (PwPD) compared to adults without Parkinson’s disease measured over 3 days. The relationship between the amount of phonatory activity and Voice Handicap Index (VHI) total score was assessed as were differences in voicing activity across 3 days of data collection.
Methods
Fifteen PwPD receiving dopaminergic medication and fifteen age and sex matched adults without Parkinson’s disease completed the VHI and then wore a VocaLog vocal monitor (VM) for 3 consecutive days. From the VM data, the number of 1-second windows with dB sound pressure level > 0 …