Sushrut S. Waikar, MD, MPH; Wolfgang C. Winkelmayer, MD, MPH, ScD. JAMA. 2009;302(11):1227-1229.
Every year more than 1 million hospitalizations in the United States are complicated by acute kidney injury, accounting for an estimated $10 billion in excess costs to the health care system.1-4 Acute kidney injury has been shown to be a potent predictor of excess length of stay, morbidity, and mortality in a number of clinical settings.
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