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Diagnostic performance of CT and MRI in ROC curve. (The sensitivity of CT and MRI were both 100%, while the specificity were 75% and 80%, respectively. AUC (area under curve) of CT is 0.875 [95%CI: 0.473, 0.997] and that of MRI is 0.880 [95%CI: 0.531, 0.995].)
