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Assessment of Circuit Rebreathing During CPAP Therapy

RecruitingNAAges 21 Years - 70 YearsAllBrigham and Women's Hospital
NCT07062770 on ClinicalTrials.gov ↗
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In plain words

What the trial is, and whether it could suit you

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).

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📋 Eligibility rules (as published)
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.
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What it tests

  • Continuous positive airway pressure (CPAP)
  • Mask exhaust port flow
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Where

1 site
Brigham and Women's Hospital
Boston, United States
🤝 Taking part is your choice, and you can leave at any time. Only the trial team can confirm you are eligible — always decide together with your own doctor.
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