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Audiovisual Perception of Dysarthric Speech in Older Adults Compared to Younger Adults


Abstract Everyday speech communication typically takes place face-to-face. Accordingly, the task of perceiving speech is a multisensory phenomenon involving both auditory and visual information. The current investigation examines how visual information influences recognition of dysarthric speech. It also explores where the influence of visual information is dependent upon age. Forty adults participated in the study that measured intelligibility (percent words correct) of dysarthric speech in auditory versus audiovisual conditions. Participants were then separated into two groups: older adults (age range 47 to 68) and young adults (age range 19 to 36) to examine the influence of age. Findings revealed that all participants, regardless of age, improve... (more)
Created Date 2014
Contributor Fall, Elizabeth (Author) / Liss, Julie (Advisor) / Berisha, Visar (Committee member) / Gray, Shelley (Committee member) / Arizona State University (Publisher)
Subject Speech therapy / Dysarthria / Older adults / Speech perception
Type Masters Thesis
Extent 28 pages
Language English
Copyright
Reuse Permissions All Rights Reserved
Note M.S. Speech and Hearing Science 2014
Collaborating Institutions Graduate College / ASU Library
Additional Formats MODS / OAI Dublin Core / RIS


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Description Dissertation/Thesis