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Table 10 Evaluation of intra-observer and inter-observer variability

From: Layer-specific speckle tracking analysis of left ventricular systolic function and synchrony in maintenance hemodialysis patients

 

Intra-observer

Inter-observer

ICC

95%CI

ICC

95%CI

LS sub-endocardial

0.90

0.76–0.96

0.87

0.69–0.94

LS mid-myocardial

0.89

0.76–0.96

0.79

0.55–0.91

LS sub-epicardial

0.87

0.70–0.95

0.88

0.72–0.95

GLS

0.89

0.75–0.96

0.87

0.71–0.95

CS sub-endocardial

0.89

0.74–0.95

0.87

0.71–0.93

CS mid-myocardial

0.77

0.51–0.90

0.82

0.60–0.92

CS sub-epicardial

0.86

0.69–0.94

0.80

0.57–0.92

GCS

0.84

0.63–0.93

0.83

0.62–0.93

PSD

0.96

0.90–0.98

0.95

0.88–0.98

  1. ICC intra-class correlation coefficients; 95% CI:95% confidence interval; LS longitudinal strain; GLS global longitudinal strain; CS circumferential strain; GCS global circumferential strain; PSD peak strain dispersion