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Egyptian Journal of Radiology and Nuclear Medicine

Table 5 Diagnostic accuracy of DCE-MRI lone versus DCE-MRI with DTI in predicting recurrent breast cancer:

From: Prediction of local breast cancer recurrence after surgery: the added value of diffusion tensor imaging

Measurement

DCE MRI alone (%)

DCE MRI with DTI (%)

Sensitivity

88.6

100

Specificity

88.1

90.5

Positive predictive value

86.1

89.7

Negative predictive value

90.2

100

Accuracy

88.3

94.8

F1 score

87.3

94.6

MCC

76.5

90.1

  1. Accuracy = (TP + TN) / (all Positive + all Negative). F1 = 2TP/s(2TP + FP + FN). MCC = Matthews Correlation Coefficient = TP*TN − FP*FN / sqrt((TP + FP) *(TP + FN) *(TN + FP) *(TN + FN))
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