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Table 2 Logistic regression analysis for predictor of severe AKI within 7 days

From: Combination of biomarker with clinical risk factors for prediction of severe acute kidney injury in critically ill patients

Variable

Univariate

Multivariate

Chronic risk factors

 Age > 65 years

1.934 (1.212–3.085)

1.961(1.153–3.336)

 BMI > 30 kg/m2

1.887 (1.085–3.282)

NS

 DM

1.748 (1.009–3.027)

NS

 CKD

2.982 (1.651–5.388)

2.573(1.319–5.018)

Acute risk factors

 Sepsis

2.824 (1.570–5.081)

NS

 MAP< 70 mmHg

2.431 (1.537–3.845)

NS

Biochemical indicators

 Serum creatinine, admission (mg/dl)

1.697 (1.263–2.281)

NS

 Serum lactate, admission (mmol/l)

1.115 (1.036–1.199)

NS

 Nephrocheck (+)

2.720 (1.684–4.394)

2.139(1.260–3.630)

 PCT (+)

4.883 (2.625–9.084)

3.223(1.643–6.321)

  1. Data are expressed as odds ratio (95% CI). NS: Nonsignificant predictors
  2. BMI Body mass index, DM Diabetes mellitus, CKD Chronic kidney disease, MAP Mean arterial pressure, PCT Procalcitonin