N/A N=24 The Effects of Respiratory Training on Voice
Muscle Tension Dysphonia
Primary: Post Training Lung Volume Initiation — 21.07; 27.04 % vital capacity relative to rest level — p=<0.0005
Clinical Trial Search
Completed trials with posted results — search by concept, filter by the parameters that matter at the bedside.
N/A N=36 Voice Treatment for Parkinson's Disease
Idiopathic Parkinson Disease
Primary: Treatment-related Changes in Vocal Intensity Will be Assessed Using Acoustic Analysis. — 3; 3; 0.26 Decibels
N/A N=30 Evaluating the Feasibility of Acapella® Choice as a Dysphonia Treatment
Muscle Tension Dysphonia · Vocal Fold Palsy · Vocal Cord Paralysis
Primary: Change in Baseline Cepstral/Spectral Index of Dysphonia (CSID) — 1.22; 4.45; 4.56; 3.13 score on a scale
N/A N=42 Laryngeal Vibration for Spasmodic Dysphonia
Spasmodic Dysphonia
Primary: Voice Assessment During First Visit — 0.045; 0.17; 0.13; -0.47 decibel
N/A N=11 Efficacy of a Semi-occluded Mask in the Treatment of Patients With Voice Disorders
Voice and Resonance Disorders · Vocal Fold Polyp · Vocal Cord Cyst
Primary: Change From Baseline in VHI-10 Score After 4 Sessions of Voice Therapy — 7 score on a scale — p=.0076
N/A N=31 Controlled Phonation and Vocal Rest Programs After Acute Vocal Exertion in Healthy Adults
Healthy
Primary: Phonation Threshold Pressure — 5.41; 5.08; 6.39; 6.33 cmH20 — p=<0.001
N/A N=58 Voice Therapy With a Semi-occluded Vocal Tract
Voice Disorders
Primary: (Supra)Glottic Activity: Amplitude of Vibration — 37.7; 32.5; 28.8; 37.1 percentage
N/A N=55 Phonatory Movement of the Pharyngoesophageal Mucosa in Laryngectomy Patients
Larynx Cancer · Laryngectomy; Status
Primary: High Speed Video Endoscopy Recordings — 53; 2; 2; 38 Participants
N/A N=29 Preliminary Study 1 to Test the Effects of Ambulatory Voice Biofeedback
Vocal Fold Nodules
Primary: Percent Compliance — 97.38; 95.11; 94.44; 96.08 Percentage of voicing below a threshold
N/A N=30 Effect of Semi-occluded Vocal Tract Therapy on the Phonation of Children With Vocal Fold Nodules
Voice Disorders in Children · Vocal Nodules in Children · Hoarseness
Primary: Change in Dysphonia Severity Index — 1.8; 1.8; 0.0 units on a scale — p=0.024
N/A N=39 Preliminary Study 2 to Test the Effects of Ambulatory Voice Biofeedback
Vocal Fold Nodules · Muscle Tension Dysphonia
Primary: Percent Compliance — 89.04; 92.44; 90.76 percentage of voicing crossing threshold
N/A N=30 MyoVoice to Restore Natural, Hands-free Communication to Individuals With Vocal Impairments
Rehabilitation of Speech and Language Disorders · Speech Disorders · Speech, Alaryngeal
Primary: Pitch Recognition Accuracy — 7.70 Percent agreement to reference pitch
N/A N=6 Thalamic Deep Brain Stimulation for Spasmodic Dysphonia- DEBUSSY Trial
Spasmodic Dysphonia · Laryngeal Dystonia · Deep Brain Stimulation
Primary: Unified Spasmodic Dysphonia Rating Scale (USDRS) — 2.5; 3.75 units on a scale — p=0.025
Phase 2 N=53 Voice Tremor in Spasmodic Dysphonia: Central Mechanisms and Treatment Response
Spasmodic Dysphonia · Voice Tremor
Primary: Number of Participants Who Reported Positive Effects. — 17; 20 Participants
N/A N=41 Vocal Warm-up and Respiratory Muscle Training
Voice Disorders
Primary: Voice Handicap Index (VHI-10) — 20.44; 13.82 units on a scale — p=0.001
N/A N=20 Respiratory Muscle Strength Training in Presbyphonia
Presbylarynx
Primary: Post-Treatment Mean in Voice Handicap Index Score — 15.00; 15.75; 18.50 score on a scale — p=0.041
Phase 4 N=36 Investigation of the Role of Steroids in Enhancing Voice Therapy Outcomes
Dysphonia
Primary: Change in Consensus Auditory-Perceptual Evaluation of Voice (CAPE-V) Score From Baseline to 2 Months — 0.72; 0.65 score on a scale
N/A N=435 Application of Ideal Binary Masking to Disordered Speech
Hearing Loss, Sensorineural · Dysarthria
Primary: Percent Correct Speech Intelligibility — 69; 63 percentage of words correctly reported
N/A N=20 rTMS in Spasmodic Dysphonia
Spasmodic Dysphonia · Laryngeal Dystonia
Primary: Adverse Response to rTMS — 0; 0 Participants
Phase 1 N=14 Delineation of Sensorimotor Subtypes Underlying Residual Speech Errors
Speech Sound Disorder
Primary: Normalized F3-F2 Distance, an Acoustic Measure That Correlates With Perceptual Accuracy of /r/, Measured From /r/ Sounds Produced in Treatment Sessions. — 5.73; 6.27…
N/A N=24 New Therapeutical Perspectives in Cases of Phonological Disorders
Speech Sound Disorders
Primary: Percentage of Consonants Correct (PCC) Pre-treatment and Post-treatment Phonological Instrument — 70.63; 68.13; 75.5; 79.88 PCC - (%) — p=0.001
N/A N=108 Correcting Residual Errors With Spectral, Ultrasound, Traditional Speech Therapy
Speech Sound Disorder
Primary: Change in F3-F2 Distance (Hz) Across Sessions, Measured From /r/ Sounds Produced in Syllables or Words During Practice. — 38.2; 66.7; 85.2 Hertz / session — p=< .0001
N/A N=6 Video Assisted Speech Technology to Enhance Motor Planning for Speech
Autism Spectrum Disorder · Apraxia of Speech
Primary: Change in Mean Length of Utterance (MLU) — 0.5387; 0.2987 Morphemes per utterance — p=<0.555
Phase 2 N=21 Controlled Study to Evaluate the Safety and Efficacy of Azficel-T for Vocal Fold Scarring and Age-Related Dysphonia
Dysphonia Resulting From Vocal Fold Scarring · Age-related Dysphonia
Primary: Number of Participants With Any Improvement From Baseline in Mucosal Wave Grade — 14; 5 Participants
N/A N=104 An RCT of a Telemedicine Intervention for Hypokinetic Dysarthria in PD
Parkinson's Disease
Primary: Change in Speech Intelligibility at 6 Months — 0.25; -4.78 score on a scale — p=0.13
Phase 3 N=32 Spasmodic Dysphonia Pain
Spasmodic Dysphonia
Primary: Pain Experienced — 2; 2; 2 score on a scale
N/A N=20 Early Speech With One-Way Speaking Valve in Tracheostomy Patients
Respiratory Failure · Speech · Aphonia
Primary: Speech Intelligibility as Assessed by Speech Intelligibility Test Score — 25.71; 0 Percentage of intelligible words
N/A N=100 No Post Intubation Laryngeal Symptoms
Sore-throat · Dysphonia · Dysphagia
Primary: Sore Throat on a Scale From 0 (no Sore Throat) to 10 (Worst Possible Sore Throat) — 1.85; 1.9; 1.1; 1.62 score on a scale — p=0.03
N/A N=13 Assessment of Laryngopharyngeal Sensation in Adductor Spasmodic Dysphonia
Spasmodic Dysphonia · Adductor Spasmodic Dysphonia · Voice Disorders
Primary: Laryngeal Adductor Reflex — 13 Participants
N/A N=50 Spectral Dynamics and Speech Understanding by Hearing Impaired People
Hearing Loss, Sensorineural
Primary: Percent Correct Words Identified — 98.6; 97.1; 91.9; 98.8 percentage of words identified