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Table 4 Sensitivity and specificity of plasma NGAL (at cut-off value > 145 ng/ml)

From: Neutrophil gelatinase-associated lipocalin as a biomarker for predicting acute kidney injury after coronary artery bypass grafting

ROC curve between AKI and No AKI as regards NGAL (ng/ml)
Cut-off Sens. Spec. PPV NPV Accuracy
> 145 * 100.0 88.9 77.8 100.0 96.8