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. 2021 Jun 12;22:219. doi: 10.1186/s12882-021-02422-x

Table 3.

Receiver operating characteristic curve analysis

Variable AUC Cut-off P value Sensitivity (%) Specificity (%)
AKI
 Presepsin on Day 1 (pg/mL) 0.73 708.00 P < 0.001 81.6 58.5
 Presepsin on Day 2 (pg/mL) 0.71 985.00 0.002 65.5 64.3
RRT initiation
 Presepsin on Day 1 (pg/mL) 0.71 2014.00 0.155 66.7 83.3
 Presepsin on Day 2 (pg/mL) 0.90 2867.00 P < 0.001 75.0 91.7
 Presepsin on Day 5 (pg/mL) 0.96 3014.00 P < 0.001 100.0 92.9
 ΔPresepsin Day 2 - Day 1 (pg/mL) 0.84 507.00 0.002 75.0 80.0
 ΔPresepsin Day 5 - Day 1 (pg/mL) 0.93 2385.00 P < 0.001 1.0 93.3
 PNI 0.72 19.51 0.145 66.7 93.5

AUC area under the curve, AKI acute kidney injury, RRT renal replacement therapy, PNI Prognostic Nutritional Index