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. Author manuscript; available in PMC: 2014 Jan 1.
Published in final edited form as: J Magn Reson Imaging. 2012 Oct 23;37(1):138–145. doi: 10.1002/jmri.23786

Table 3.

Diagnostic accuracy of MTR and DCE data

Cut-off Sensitivity
(95% CI)		 Specificity
(95% CI)		 AUC
(95% CI)		 Accuracy
(%)		 Cross-
validation
(%)
MTR 23.8 100
(85.4, 100)		 40.0
(20, 63.6)		 0.64
(0.48, 0.81)		 51.0 49.0
IER 35.6 86.2
(67.4, 95.5)		 75.0
(50.6, 90.4)		 0.88
(0.78, 0.98)		 77.6 77.6
DER 39.1 79.3
(59.7, 91.3)		 70.0
(45.7, 87.2)		 0.79
(0.65, 0.92)		 65.3 65.3

Abbreviations: AUC, area-under-the-curve; CI, confidence interval; MTR, magnetization transfer ratio; IER, initial enhancement ratio; DER, delayed enhancement ratio.