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Table 6 Interobserver and intraobserver reproducibility and repeatability

From: Left ventricular systolic function changes in hypertrophic cardiomyopathy patients detected by the strain of different myocardium layers and longitudinal rotation

 

Interobserver

Intraobserver

HCM

Normal

p-value

HCM

Normal

p-value

Global Strain (%)

subendocardial

−16.94 ± 4.47

−24.08 ± 3.41

< 0.001

−17.63 ± 5.20

−23.88 ± 3.72

< 0.001

midmyocardial

−13.60 ± 3.90

−21.01 ± 2.99

< 0.001

−14.39 ± 4.56

−20.60 ± 3.34

< 0.001

subepicardial

−10.98 ± 3.48

−18.43 ± 2.70

< 0.001

−11.76 ± 4.02

−17.86 ± 3.12

< 0.001

Global LR(°)

−4.97 ± 2.66

−0.05 ± 2.44

< 0.001

−4.88 ± 2.59

−0.03 ± 2.39

< 0.001