Home › Obstructive Sleep Apnea › NCT07062770
Assessment of Circuit Rebreathing During CPAP Therapy
Recruiting
Assessment of Circuit Rebreathing During Continuous Positive Airway Pressure (CPAP) Therapy
Who can join
Ages 21 to 70 · All sexes
Full eligibility criteria
Inclusion Criteria: * Moderate to severe OSA (AHI\>20) * Self-reported CPAP users or have previously used CPAP * Self-reported holding pressure of maximum 13 cmH2O (if known) * Age: 21-70 * BMI: 18-40 kg/m2 Exclusion Criteria: * Self-reported severe mouth-breathing * Requirement for nocturnal supplemental oxygen or other ventilatory support * Severe cardiovascular or pulmonary disease * Any unstable or acute medical condition * Any additional sleep disorder, including insomnia, except for OSA.
About the study
The goal of this research is to better understand how different CPAP mask designs affect airflow and rebreathing of exhaled carbon dioxide (CO₂) during sleep in individuals with obstructive sleep apnea (OSA).
What is being tested
- Continuous positive airway pressure (CPAP) (device)
- Mask exhaust port flow (other)
Sponsor: Brigham and Women's Hospital · Participants: 13 · Started: May 27, 2025
Contact the study team
- Atqiya Aishah, PhD · Phone: 857 396 3808
- Scott A Sands, PhD · Phone: 6172780911
Official record on ClinicalTrials.gov — NCT07062770
Locations in the U.S.
| Massachusetts | Brigham and Women's Hospital, Boston |
Conditions
From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.