Clinical trial No longer in our active list Interventional Ages 21 to 40

Comparing high flow nasal cannula and conventional oxygen therapy for patients with obstructive sleep apnea after surgery

Official title: Comparative Study Between High Flow Nasal Cannula and Conventional Oxygen Therapy in the Postoperative Management of Patients With Mild to Moderate Obstructive Sleep Apnea

Run by Ain Shams University · NCT06306651 · Data updated 2026-05-14

This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.

This study is testing if high-flow nasal cannula therapy can help patients with obstructive sleep apnea breathe better after surgery compared to regular oxygen therapy.

Quick facts

Study typeInterventional
Ages21 Years to 40 Years
SexAll
Enrollment60 (estimated)
SponsorAin Shams University
Academic / other
Locations1 site (Cairo)
Trial IDNCT06306651 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are adults aged 21 to 40 with mild to moderate obstructive sleep apnea undergoing elective non-cardiac surgeries.

Probably not a fit

Patients with severe obstructive sleep apnea, those dependent on home ventilation, or those with significant comorbidities may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This study compares the effectiveness of high-flow nasal cannula therapy and conventional oxygen therapy in managing oxygen saturation levels in postoperative patients with mild to moderate obstructive sleep apnea. It focuses on measuring the oxygen desaturation index, length of ICU stay, and the need for supplemental CPAP support. The study aims to determine if high-flow nasal cannula therapy can provide a more comfortable and effective alternative to CPAP for patients who are non-adherent. The research is conducted in the postoperative ICU setting, where patients are at risk for complications due to their condition.

Why it matters

Potential benefit: If successful, this study could improve postoperative care and outcomes for patients with obstructive sleep apnea by providing a more effective and comfortable oxygen therapy option.

How similar studies have gone: While there is existing evidence supporting the use of CPAP, the effectiveness of high-flow nasal cannula therapy in this specific postoperative context is less established, making this a novel approach.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age group from 21 - 40 years old.
* Both sexes.
* Mild to moderate obstructive sleep apnea (OSA) patients with STOP-BANG score less than 5.
* OSA patients undergoing non cardiac surgeries.
* Patients who will undergo scheduled elective surgeries under general anesthesia.

Exclusion Criteria:

* Patient refusal of procedure or participation in the study.
* Patients with severe OSA, STOP-BANG score more than or equal 5.
* Patients dependent on home ventilation CPAP or bilevel devices.
* Pregnant females.
* Post cardiac or thoracic surgery patients.
* More than American Society of Anesthesiologists (ASA) II patients.
* Head and face trauma patients.

Where it's running

  • Ain Shams University
    Cairo, Egypt
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.