Blood test may predict COVID-19 severity, study finds
NCT ID NCT07466524
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at whether a blood test measuring suPAR levels can predict which adults hospitalized with COVID-19 will develop severe breathing failure requiring a breathing tube. Researchers analyzed stored blood samples from about 367 patients. The goal was to see if a suPAR level of 6 ng/mL or higher could identify high-risk patients early, potentially helping doctors make better treatment decisions.
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Study facts
What this study's own registry entry says, in plain language.
- Participants
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367 people
The number who actually took part.
- Started
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Feb 2020
- Finished
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Oct 2022
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
The Michigan Medicine COVID-19 Cohort (M2C2) is the largest sub-cohort of the International Study on Inflammation in COVID-19 (ISIC). The M2C2 comprises consecutive, systematically enrolled adults (≥18 years) with confirmed SARS-CoV-2 infection hospitalized specifically for COVID-19 at the University of Michigan from 1 February 2020 to 1 June 2021. Adult patients hospitalized in participating U.S. hospitals with confirmed COVID 19 infection during the study period, who had baseline suPAR measured using the suPARnostic TurbiLatex assay on Roche cobas c501 on plasma samples obtained within 48 hours of admission. The cohort reflects real world clinical practice and includes racially and ethnically diverse populations with typical U.S. burdens of obesity, diabetes, and chronic kidney disease.
- 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
* Inclusion Criteria 1. Age ≥18 years at hospital admission. 2. Confirmed SARS CoV 2 infection documented in the EHR (positive RT PCR or antigen test from a respiratory specimen). 3. suPAR level measured from EDTA plasma using the suPARnostic TurbiLatex assay on a Roche cobas c501 analyzer on samples taken within 24 hours of Emergency Department presentation or hospital admission. 4. Available 30 day follow up data from the date of admission (30 day vital status and SRF status ascertainable). * Exclusion Criteria 1. Already intubated and/or receiving invasive mechanical ventilation at the time of suPAR sample collection. 2. Documented "Do Not Intubate" order or determination that the patient was not a candidate for mechanical ventilation at admission. 3. suPAR measured by a method other than the suPARnostic TurbiLatex assay on Roche cobas c501 (e.g., ELISA, other platforms). 4. Incomplete primary endpoint data (SRF status cannot be determined within 30 days). 5. Patients with confirmed SARS CoV 2 infection who were not primarily admitted for COVID 19 (incidental positive test in a non COVID admission).
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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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Michigan state university, Department of Biostatistics
Ann Arbor, Michigan, 48109, United States
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Other studies related to the condition(s) this trial covers.
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