Table 2.

Intra-class correlation coefficient for inter-observer variability, unenhanced versus contrast-enhanced TTE.

	Unenhanced TTE	95% CI	Contrast enhanced TTE	95% CI
EDA	0.54	0.13–0.78	0.89	0.75–0.95
ESA	0.58	0.16–0.82	0.85	0.68–0.94
FAC	0.70	0.39–0.87	0.88	0.72–0.95
Endocardial GCS	0.64	0.31–0.83	0.87	0.72–0.95
Myocardial GCS	0.48	0.06–0.75	0.75	0.48–0.89
Endocardial rotation	0.62	0.29–0.82	0.78	0.54–0.9
Global radial strain	0.55	0.19–0.78	0.71	0.43–0.93