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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