5,000 ICU patients to help unlock secrets of critical illness
NCT ID NCT04502511
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study is watching 5,000 adult ICU patients to understand why some develop more severe organ failure than others. Researchers will track patients' health and quality of life for a year. The goal is to find new clues that could one day lead to better treatments for critical illness.
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 predict which ICU patients are at highest risk for severe organ failure, potentially leading to more personalized care.
- What could go wrong
- This is an observational study, so it cannot prove cause and effect. It may not identify clear risk factors, and results may not apply to all ICU patients.
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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About 5,000 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2022
- Expected to finish
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Jan 2030
An estimate. End dates often move.
- 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
All patients acutely admitted to the ICU
- 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: * Adults Definition: age ≥18 years. * Emergency admission to the ICU Definition: patients who are acutely admitted to the ICU due to acute or unexpected critical illness, either from the emergency department or the ward or transferred from an ICU (or a ward) from another hospital. Exclusion Criteria: * Planned admission * Absence of an invasive arterial or venous line for blood sampling. * Any continued cardiopulmonary resuscitation efforts upon admission which limit access to the patient for research activities. * Main ICU admission reason chronic (non-invasive) home ventilation * Main ICU admission reason normothermic treatment after cardiac arrest * Main ICU admission reason ischemic stroke, intracerebral bleeding, or isolated neurotrauma * Main ICU admission reason Coronavirus Disease 2019 (COVID-19) * Solid organ or hematopoietic stem cell transplant during current hospital admission * Strict isolation due to any contagious disease * No informed consent
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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University Medical Center Groningen
RECRUITINGGroningen, Provincie Groningen, 9713GZ, Netherlands
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Other studies related to the condition(s) this trial covers.
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