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Table 2 Final logistic regression model specification for any grade of acute kidney injury

From: Preoperative plasma growth-differentiation factor-15 for prediction of acute kidney injury in patients undergoing cardiac surgery

Factor Odds ratio 95 % CI P value Bootstrap reliability
Intercept 0.002 0.0006, 0.007 <0.001 99.8 %
GDF-15 (ng/ml) 1.314 1.142, 1.551 <0.001 95.4 %
Age (years) 1.039 1.021, 1.058 <0.001 98.9 %
Additive Euroscore 1.074 1.009, 1.143 0.02 71.3 %
Creatinine (μmol/l) 1.007 1.002, 1.011 0.003 79.0 %
Diabetes mellitus 1.362 0.981, 1.881 0.06 50.1 %
CPB time (minutes) 1.006 1.003, 1.009 <0.001 96.6 %
  1. For any increase in growth-differentiation factor-15 (GDF-15) of 1 ng/ml the odds ratio for developing acute kidney injury of is 1.34. CPB cardiopulmonary bypass