About this trial
ECMO (extracorporeal membrane oxygenation) is a life-saving device, used in intensive care to treat severe respiratory or cardiac failure. However, it carries a high risk of serious life-threatening bleeding.
Bleeding complications have been attributed to coagulopathy triggered either by the underlying pathology or by the extracorporeal circuit itself, as well as excessive or inappropriate anticoagulation initiated to prevent thrombotic complications.
The objective of this cohort is to confirm the interest of the evolution of D-dimers as a prognostic marker of serious bleeding events in patients on veno-venous (VV) or veno-arterial (VA) ECMO, and to determine the threshold.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Male or female ≥ 18 years of age
Hospitalized patient in intensive care
Implementation of a VV or VA ECMO for less than 24 hours
Patient affiliated to a social protection health insurance scheme
Disqualifiers
Patient on veno-arterial ECMO after cardiac, cardiopulmonary surgery or after placement of a left or biventricular cardiac assist device
Congenital hemostasis disorder or anatomical abnormality predisposing to bleeding
Dying patient on the day of inclusion
Patient under judicial protection
Trial population
Hospitalized patient in intensive care with implementation of a VV or VA ECMO for less than 24 hours
Trial design
Cohort
Prospective
Treatments tested in this trial
Blood sampling collection
Other interventionCollection of an additional of 2.7mL citrate tube of blood for a D-dimer dosage.
Treatment groups
Trial outcomes
Primary outcomes
To determine the most discriminating 24-hour D-Dimer increase threshold for predicting a serious bleeding event under ECMO within 24 hours of D-Dimer increase
Difference in D-dimer over 24 hours associated with the occurrence of severe bleeding within 24 hours.
Secondary outcomes
To estimate the predictive performance of the 24-hour increase in D-dimer in the occurrence of a serious bleeding event on ECMO within 24 hours.
Sensitivity (Se)
To estimate the predictive performance of the 24-hour increase in D-dimer in the occurrence of a serious bleeding event on ECMO within 24 hours.
Specificity (Spe)
To estimate the predictive performance of the 24-hour increase in D-dimer in the occurrence of a serious bleeding event on ECMO within 24 hours.
Positive Predictive Value (PPV)
To estimate the predictive performance of the 24-hour increase in D-dimer in the occurrence of a serious bleeding event on ECMO within 24 hours.
Negative Predictive Value (NPV)
Sponsors and contacts
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