An interventional study of Vocal rest versus vocalization in Adductor Spasmodic Dysphonia, sponsored by London Health Sciences Centre Research Institute and Lawson Research Institute of St. Joseph's. Status unknown at 1 site in Canada. Open to participants aged 21 Years to 80 Years. Per ClinicalTrials.gov, last updated 2018-08-16.
Sponsored by London Health Sciences Centre Research Institute and Lawson Research Institute of St. Joseph's · Not applicable, Interventional, and Treatment
This study will compare the effects of vocal rest versus continuous vocalization for one hour immediately following botulinum toxin injections for adductor spasmodic dysphonia.
131 studies on the registry are indexed under Dysphonia; 34 are open to participants now.
This study's planned enrollment of 20 is below the median of 39 across 94 interventional studies indexed under Dysphonia.
Browse Dysphonia studies →London Health Sciences Centre Research Institute and Lawson Research Institute of St. Joseph's is the lead sponsor of 352 studies on the registry; 2 are open to participants now.
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Exclusion Criteria:
The vocal activity arm will require the participant to remain in the clinic and read aloud continuously for a period of one hour after a botulinum toxin injection
Behavioral: Vocal rest versus vocalization
The vocal rest arm will require the participant to remain in the clinic and remain on complete vocal rest for a period of one hour after a botulinum toxin injection
Behavioral: Vocal rest versus vocalization
A comparison of one hour of vocal rest versus continuous vocalization after botulinum toxin injection
Severity of spasmodic dysphonia symptoms
Acoustic measures and perceptual ratings of vocal spasm severity
Time frame: Six weeks post-treatment
Patient-reported outcome measures of symptoms and communication
Six patient-reported questionnaires related to symptoms, communication effectiveness, quality of life, and self-efficacy
Time frame: six weeks post-treatment
Plan to share: No
No publications or documents are linked to this record.
This study is status unknown, as verified in Aug 2018. You cannot join it, but the record below documents what was studied.
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London Health Sciences Centre Research Institute and Lawson Research Institute of St. Joseph's