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Completed Phase 3 Interventional

Voice Therapy for Teachers With Voice Problems

ClinicalTrials.gov ID: NCT00222937

Public ClinicalTrials.gov record NCT00222937. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 3:48 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Efficacy of Voice Therapy for Phonotrauma in Teachers

Study identification

NCT ID
NCT00222937
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
University of Pittsburgh
Other
Enrollment
105 participants

Conditions and interventions

Conditions

Interventions

  • Lessac-Madsen Resonant Voice Therapy Behavioral
  • Casper-Based Confidential Flow Therapy Behavioral

Behavioral

Eligibility (public fields only)

Age range
21 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Sep 30, 2005
Primary completion
May 31, 2009
Completion
Jul 31, 2010
Last update posted
Jan 24, 2016

2005 – 2010

United States locations

U.S. sites
2
U.S. states
2
U.S. cities
2
Facility City State ZIP Site status
Massachusetts Eye & Ear Infirmary, Voice and Speech Laboratory Boston Massachusetts 02114
University of Pittsburgh Medical Center, Voice Center Pittsburgh Pennsylvania 15219

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00222937, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 24, 2016 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00222937 live on ClinicalTrials.gov.

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