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Table 5 ROC analysis for differential strain as shown in Fig. 3

From: Clinical experience of strain imaging using DENSE for detecting infarcted cardiac segments

Type and layer of strain

AUC

Sens (%) at spec = 80 %

Diff strain cut-off value

Radial subendocardial strain SA

0.51

18

N/A

Radial epicardial strain SA

0.66

36

N/A

Radial transmural strain SA

0.61

30

N/A

Radial transmural radial strain LA

0.63

28

N/A

Circumferential subendocardial strain

0.95

94

−2

Circumferential epicardial strain

0.94

91

−2

Circumferential transmural strain

0.95

94

−2

Longitudinal transmural strain

0.83

72

−2

  1. Differential strain (for definition see text) for segments with transmurality in excess of 50 % (80 segments) is compared with differential strain in 356 control segments, regardless of location. AUC is presented together with sensitivity at 80 % specificity and the corresponding cut-off value for differential strain, when available