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Table 4 Intra- and inter-observer variability for CMR measurements

From: Strain parameters for predicting the prognosis of non‐ischemic dilated cardiomyopathy using cardiovascular magnetic resonance tissue feature tracking

Variables

Intra-observer (n = 20)

Inter-observer (n = 20)

ICC

95%CI

ICC

95 %CI

LVEDV, ml

0.980

0.949–0.992

0.983

0.956–0.993

LVESV, ml

0.997

0.993–0.999

0.996

0.990-0. 998

LVM, g

0.986

0.965–0.995

0.986

0.964–0.994

LV-GCS, %

0.988

0.970–0.995

0.985

0.963–0.994

LV-GRS, %

0.979

0.948–0.992

0.983

0.957–0.993

SD16-TTPRS, ms

0.936

0.839–0.975

0.922

0.802–0.969

LGE Quantitative, 2 SD%

(n = 10)

0.920

0.714–0.980

0.915

0.696–0.989

  1. The intra- and inter-observer agreement was excellent for LV volume, mass, strain and LGE parameters (all ICCs > 90%)