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Table 3 Determinants of postoperative AKI (logistic regression analysis)

From: Chronic hyperglycemia is associated with acute kidney injury in patients undergoing CABG surgery – a cohort study

Variable Univariate Multivariate
   OR (CI95 %) p-value
Age 1.08 (1.05-1.11) 1.07 (1.04-1.10) <0.001
History of DM 1.85 (1.14-3.00) 1.30 (0.72-2.37) 0.39
HbA1c ≥ 6.0 % 1.87 (1.18-2.96) 1.65 (1.00-2.71) 0.049
Preop. eGFR (ml/min) 0.82 (0.72-0.93) 1.00 (0.98-1.01) 0.73
AF 3.05 (1.24-7.49) 2.21 (0.86-5.67) 0.098
OP Duration (min) 1.07 (1.03-1.11) 1.05 (1.01-1.10) 0.013
Sex 1.45 (0.87-2.49) 1.04 (0.58-1.88) 0.89
FSG 1.01 (1.00-1.01) 1.00 (0.99-1.01) 0.73
COPD 1.76 (0.98-3.19) 1.44 (0.76-2.74) 0.26
Post. OP SG 1.00 (1.00-1.01)   
Post. OP HG 1.05 (0.83-1.34)   
Pulm. Hyper. 1.25 (0.68-2.30) - -
Smoking 1.02 (0.64-1.62) - -
Urgent surgery 0.85 (0.54-1.33) - -
BMI 1.00 (0.96-1.07) - -
  1. Data are OR (95 % CI); eGFR: estimated glomerular filtration rate; AF: atrial fibrillation; FSG: fastening serum glucose; BMI: body mass index; final model based on backward stepwise selection; last OR before elimination shown