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The predictive value of CK, creatinine, and combined testing for RM-AKI.
| Category | AUC (95% CI) | Cutoff | Sensitivity (%) | Specificity (%) | Youden (%) |
|---|---|---|---|---|---|
| CK | 0.751 (0.635∼0.867) | 12945.5 | 87.5 | 58.2 | 0.457 |
| Creatinine | 0.915 (0.834∼0.996) | 112.50 | 93.8 | 80.0 | 0.738 |
| Combined testing | 0.949 (0.901∼0.997) | — | 87.5 | 89.1 | 0.766 |
RM: rhabdomyolysis; AKI: acute kidney injury; CK: creatine kinase; AUC: area under the curve.
