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Table 4 Intra‑ and inter‑observer variability

From: Non-invasive myocardial work index contributes to early identification of impaired left ventricular myocardial function in uremic patients with preserved left ventricular ejection fraction

Variable

Intra-observer ICC

Inter-observer ICC

ICC

95% CI

ICC

95% CI

GWI

0.995

0.979–0.999

0.992

0.970–0.998

GCW

0.961

0.843–0.990

0.993

0.970–0.998

GWW

0.961

0.842–0.990

0.972

0.889–0.993

GWE

0.983

0.932–0.996

0.971

0.883–0.993

  1. GWI global work index, GCW global constructive work, GWW global wasted work, GWE global work efficiency, ICC intraclass correlation coefficients, CI confidence interval
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