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Table 1 Patient characteristics

From: Oliguria as predictive biomarker of acute kidney injury in critically ill patients

  No. Male Surgical Sepsis SAPS 2 AKI on admission AKI in ICU RRT 28-Day mortality
Australia 88 58% 57% 34% 31 11 10 6 15%
Canada 31 59% 25% 68% 45 13 0 7 22%
Japan 1 16 69% 75% 19% 31 1 2 1 0%
Japan 2 15 40% 93% 6% 25 0 0 0 6.3%
USA 34 50% 12% 32% na 3 1 3 12%
Germany 35 66% 17% 37% 34 4 5 4 8.5%
Italy 19 74% 100% 0% 29 0 5 0 0%
All 239 59% 48% 34% 31 32 22 21 11%
  1. Study centers: Austin Hospital, Heidelberg, Victoria, Australia (R. Bellomo), University of Alberta Hospital, Calgary, Alberta, Canada (S. Bagshaw), Charité University Medicine, Potsdam, Germany (M. Haase), Okayama University Hospital, Shikata City, Japan (M. Egi), Jikei University School of Medicine, Tokyo, Japan (S. Uchino), UPMC McKeesport, Pittsburgh, PA, USA (J. Kellum) and Ospedale San Bortolo, Vicenza, Italy (C. Ronco).
  2. AKI, acute kidney injury; na, not available; RRT, renal replacement therapy; SAPS 2, simplified acute physiology score 2.