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Table 3 Intraobserver and Interobserver Variability Between the 2D-STE Group and CEcho-STE Group

From: Global longitudinal strain assessment in contrast-enhanced echocardiography in breast cancer patients: a feasibility study

 

2D-STE

CEcho-STE

AD

%

AD

%

Intraobserver variability

2.16

10.41

2.55

10.45

ICC

0.895 (95%CI: 0.792–0.948)

0.881 (95%CI: 0.767–0.941)

Interobserver variability

1.98

9..50

2.31

9.40

ICC

0.906 (95%CI: 0.814–0.954)

0.808 (95%CI: 0.637–0.903)

  1. AD Absolute difference, % coefficient of variation