Mortality risk factors in intensive care unit patients with acute kidney injury requiring renal replacement therapy: a retrospective cohort study .

Background: Mortality of critically-ill patients with acute kidney injury (AKI) requiring renal replacement therapy (RRT) in an intensive-care setting continues to remain high. There is still uncertainty as to which factors should guide clinical judgement.

Methods: A cohort of 155 patients admitted to an intensive-care unit and necessitating RRT due to AKI were retrospectively analyzed.