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Table 4 Repeatability test for each parameter of GLS and left ventricular myocardial work done

From: Evaluation of left ventricular systolic function in patients with iron deficiency anemia based on non-invasive left ventricular pressure–strain loops

parameter

Intra-observer variability

inter-observer variability

ICC

95% CI

ICC

95% CI

GLS

0.905

0.783 ~ 0.958

0.843

0.645 ~ 0.931

GWI

0.913

0.802 ~ 0.962

0.917

0.811 ~ 0.963

GCW

0.924

0.827 ~ 0.966

0.911

0.797 ~ 0.961

GWW

0.943

0.872 ~ 0.975

0.939

0.861 ~ 0.973

GWE

0.896

0.764 ~ 0.954

0.878

0.723 ~ 0.946

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