Lying face down: a simple trick to help COVID-19 lungs?
NCT ID NCT04692779
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 2 times
Summary
This completed study looked at why placing patients with severe lung failure (ARDS) on their stomachs (prone positioning) improves oxygen levels. Researchers used lung ultrasound to measure changes in 60 patients, including those with COVID-19. The goal was to understand who responds best to this technique.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this could help doctors better understand which ARDS patients benefit most from prone positioning, potentially improving treatment decisions.
- What could go wrong
- This is an observational study with only 60 participants, so results may not apply to all patients. It does not test a new treatment, only measures responses.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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60 people
The number who actually took part.
- Started
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Jan 2021
- Finished
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Dec 2024
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Intubated adults (18 years or older) with a diagnosis of ARDS receiving mechanical ventilation and meet criteria for prone positioning.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Adult subjects 18 years and older, diagnosis of ARDS 2. endotracheally intubated and receiving assisted mechanical ventilation 3. meet criteria for prone positioning: PaO2/FIO2 (P/F ratio) of ≤ 150 mm Hg with ventilator parameters of PEEP ≥ 10 cm H2O and FiO2 of .60 4. receive an order for prone positioning. Exclusion Criteria: 1. Pregnant 2. Tracheostomy 3. Receiving ECMO 4. Palliative care 5. Receive prone positioning more than once during intubation in an outside hospital 6. Receive invasive ventilation in an outside hospital for more than 72 hours
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Rush University Medical Center
Chicago, Illinois, 60612, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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