Randomized Clinical Trial of Nasal Turbinate Reduction to Improve Continuous Positive Airway Pressure (CPAP) Outcomes for Sleep Apnea
Public ClinicalTrials.gov record NCT00503802. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Turbinate Reduction & CPAP Use: A Randomized Blinded OSA (TURBO) Trial
Study identification
- NCT ID
- NCT00503802
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- University of Washington
- Other
- Enrollment
- 242 participants
Conditions and interventions
Interventions
- Radiofrequency Turbinate Reduction Procedure
- Sham RF Procedure
Procedure
Eligibility (public fields only)
- Age range
- 18 Years to 80 Years
- 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
- Jun 30, 2007
- Primary completion
- May 31, 2011
- Completion
- May 31, 2011
- Last update posted
- Jun 18, 2013
2007 – 2011
United States locations
- U.S. sites
- 3
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| UW Sleep Disorders Center at Harborview Medical Center | Seattle | Washington | 98104 | — |
| Virginia Mason Medical Center | Seattle | Washington | 98104 | — |
| University of Washington General Clinical Research Center | Seattle | Washington | 98195 | — |
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 NCT00503802, 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 Jun 18, 2013 · Synced Jul 22, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00503802 live on ClinicalTrials.gov.