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Results of ROC curve analysis on POD 5 (cutoff value, 160 mg/L).
| Accuracy | PPV | NPV | AUC | Sensitivity | Specificity |
|---|---|---|---|---|---|
| 0.789 | 0.333 | 0.931 | 0.796 | 0.818 | 0.6 |
AUC, area under the curve; NPV, negative predictive value; POD, postoperative day; PPV, positive predictive value; ROC, receiver operating characteristic.
