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Serum NGAL test characteristics at various cut-off values at initiation of renal replacement therapy
| NGAL cut-off | OR | Sensitivity (%) | Specificity (%) | NPV (%) | PPV (%) |
|---|---|---|---|---|---|
| ≥ 580 ng/mL | 4.79 | 50.0 | 82.7 | 82.7 | 50.0 |
| ≥ 360 ng/mL | 6.69 | 82.1 | 59.2 | 90.6 | 41.1 |
| ≥ 190 ng/mL | 3.31 | 89.3 | 28,4 | 88.5 | 30.1 |
NGAL = neutrophil gelatinase-associated lipocalin; NPV = negative predictive value; OR = odds ratio; PPV = positive predictive value.
