Materials and methods
ACUTE KIDNEY INJURY, KIDNEY, CRITICALLY ILL
This pilot study is a post-hoc analysis of the multicentric “Effect of Regional Citrate Anticoagulation versus Systemic Heparin Anticoagulation During Continuous Kidney Replacement Therapy on Dialysis Filter Life Span and Mortality Among Critically Ill Patients With Acute Kidney Injury—A Randomized Clinical Trial" (RICH Trial) [PenKid was measured in EDTA plasma samples using the immunoluminometric sphingotestFigure Study cohort flowchart