From: Acute kidney injury risk prediction score for critically-ill surgical patients
Risk factor | OR | 95%CI | p-value | Coefficient | Score |
---|---|---|---|---|---|
Age < 65 | Ref |  |  |  | 0 |
Age over 65 | 1.611 | 1.219–2.128 | 0.001 | 0.477 | 1 |
SOFA non-renal at ICU admission | |||||
 0–1 | Ref |  |  |  | 0 |
 2–5 | 2.690 | 1.871–3.868 | < 0.001 | 0.990 | 2.5 |
  ≥ 6 | 7.393 | 4.899–11.157 | < 0.001 | 2.001 | 5.0 |
No sepsis at ICU admission | Ref | Â | Â | Â | 0 |
Sepsis at ICU admission | 3.397 | 2.426–4.757 | < 0.001 | 1.223 | 3.0 |
Elective surgery | Ref | Â | Â | Â | 0 |
Emergency surgery | 2.457 | 1.813–3.332 | < 0.001 | 0.899 | 2.5 |
Perioperative blood loss | |||||
  < 1000 mL | Ref |  |  |  | 0 |
  ≥ 1000–2500 mL | 1.708 | 1.175–2.482 | 0.005 | 0.535 | 1.5 |
  > 2500 mL | 2.839 | 1.909–4.220 | < 0.001 | 1.043 | 2.5 |
Perioperative urine output | |||||
  ≥ 500 mL | Ref |  |  |  | 0 |
 100–499 mL | 1.149 | 1.034–2.086 | 0.032 | 0.384 | 1 |
  < 100 mL | 2.374 | 1.628–3.461 | < 0.001 | 0.865 | 2.5 |