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Table 3 ROC analysis for the target region determined by the semi-automatic method

From: Quantitative discrimination between invasive ductal carcinomas and benign lesions based on semi-automatic analysis of time intensity curves from breast dynamic contrast enhanced MRI

 

SI slope

MSI

E inital

E peak

ESER

SEP

AUC

0.784

0.737

0.578

0.606

0.679

0.523

SE

0.0465

0.0503

0.0579

0.0576

0.0534

0.0583

95% CI

(0.691,0.860)

(0.639,0.820)

(0.475,0.676)

(0.503,0.702)

(0.578,0.769)

(0.420,0.624)

Optimal cutoff

≤15.0926

>1294.9921

>112.8441

≤297.3396

>74.0187

>201.9853

Sensitivity

83.10%

56.34%

88.73%

67.61%

73.24%

64.79%

Specificity

63.38%

88.73%

28.17%

57.75%

54.93%

46.48%

Accuracy

73.24%

72.54%

58.45%

62.68%

64.09%

55.64%