Skip to main content

Advertisement

Table 2 Population characteristics.

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

   All trauma  
  Total (n = 436) No AKI (n = 219, 50%) AKI (N = 217, 50%) p
Baseline characteristics     
   Gender, n (%)     
Male 350 (80) 170 (78) 180 (83) 0.162
Female 86 (20) 49 (22) 37 (17)  
   Age, median (IQR) 37 (23-55) 37 (22-52) 37 (24-55) 0.814
   ISS, mean (SD) 27.3 (11.4) 26.2 (10.9) 28.4 (11.8) 0.045
   TRISS, mean (SD) 71.2 (27.1) 70.1 (27.2) 68.1 (28.00) 0.414
   SAPS II, median (IQR) 36 (26-45) 34 (25-45) 38 (28-46) 0.288
   Intracranial hypertension, n (%) 254 (58) 167 (76) 87 (40) <0.001
   Trauma, n (%)     
Head 410 (94) 205 (94) 205 (95) 0.704
Thorax 216 (50) 107 (49) 109 (50) 0.775
Abdomen 54 (12) 22 (10) 32 (15) 0.136
Pelvis and limbs 202 (46) 94 (43) 108 (50) 0.152
Spinal 17 (4) 6 (3) 11 (5) 0.209
   Renal trauma, n(%) 11 (2.5) 5 (2.3) 6 (2.8) 0.748
Outcomes     
   ICU LOS, median (IQR) 7 (3-13) 5 (2-11) 9 (5-16) <0.001
   Hospital LOS, median (IQR) 13 (5-24) 10 (3-19) 16 (9-29) <0.001
   ICU mortality, n (%) 97 (22) 61 (28) 36 (17) 0.005
   Hospital Mortality (n%)     
Overall 129 (30) 82 (37) 47 (22) <0.001
Early 57 (13) 45 (21) 12 (6) <0.001
Late 72 (17) 37 (22) 35 (18) 0.315