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ROC analysis of AKI serum biomarkers (angiopoetin-1, KIM-1, neutrophil elastase 2).
| Cut-Point | Sensitivity, % | Specificity, % | PPV (%) | NPV (%) | AUC (95% CI) |
|---|---|---|---|---|---|
| Ang-1 | |||||
| 1.66 ng/mL | 63.6 | 68.6 | 73.7 | 57.9 | 0.69 (0.58–0.81) |
| KIM-1 | |||||
| 905.1 pg/mL | 93.3 | 52 | 53.9 | 92.9 | 0.72 (0.51–0.85) |
| ELA-2 | |||||
| 20.075 ng/mL | 53.4 | 84.6 | 60 | 78.6 | 0.67 (0.47–0.71) |
