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Table 3 AKI patient's characteristics

From: Acute kidney injury in severe trauma assessed by RIFLE criteria: a common feature without implications on mortality?

  Only AKI patients  
  Risk (n = 102, 24%) Injury (n = 78, 18%) Failure (n = 37, 8%) p
Baseline characteristics     
   Gender, n (%)     
Male 88 (86) 65 (83) 27 (73) 0.182
Female 14 (14) 13 (17) 10 (27)  
   Age, median (IQR) 40 (24-55) 36 (22-57) 35 (28-53) 0.626
   ISS, mean (SD) 27.7 (10.96) 29.0 (13.1) 28.9 (11.7) 0.736
   TRISS, mean (SD) 69.2 (27.5) 67.00 (28.9) 66.6 (28.4) 0.831
   SAPS II, median (IQR) 38 (15-75) 38 (31-48) 36 (26-42) 0.299
   Trauma, n (%)     
Head 98 (96) 75 (95) 32 (87) -
Thorax 49 (48) 36 (46) 24 (65) 0.143
Abdomen 18 (18) 8 (10) 6 (16) 0.368
Pelvis and limbs 49 (48) 36 (46) 23 (62) 0.246
Spinal 5 (5) 6 (8) 0(0) -
   Renal trauma, n(%) 5 (4.9) 0 (0) 1 (2.7) -
Outcomes     
   ICU LOS, median (IQR) 8 (5-12) 9 (7-17) 13 (7-19) <0.044
   Hospital LOS, median (IQR) 15 (7-30) 17 (9-24) 18 (9-33) <0.696
   ICU mortality, n (%) 15 (15) 14 (18) 7 (19) 0.775
   Hospital Mortality (n%)     
Overall 24 (23) 15 (19) 8 (22) 0.786
Early 7 (7) 2 (3) 3 (8) -
Late 17 (19) 13 (18) 5 (15) 0.885