Risk factors for perioperative acute kidney injury after adult cardiac surgery: role of perioperative management.

Background: The development of acute kidney injury (AKI) after adult cardiac surgery is associated with increased morbidity and mortality. Our aim was to assess the risk factors for postoperative AKI and whether the addition of perioperative management variables can improve AKI prediction.

Methods: We studied 3,219 patients operated from January 2006 to December 2009.