Table 2.

Intra- and inter-observer reliabilities for LVEF, GLS, MAPSE and TMAD

Intra-observer variability	ICC	95% CI	p value
LVEF	0.943	0.862–0.977	< 0.001
GLS	0.871	0.703–0.947	< 0.001
MAPSE	0.866	0.693–0.945	< 0.001
TMAD	0.962	0.907–0.985	< 0.001

Inter-observer variability	ICC	95% CI	p value
LVEF	0.912	0.791–0.964	< 0.001
GLS	0.896	0.758–0.958	< 0.001
MAPSE	0.831	0.622–0.930	< 0.001
TMAD	0.965	0.914–0.986	< 0.001

ICC, intraclass correlation coefficient; LVEF, left ventricle ejection fraction; GLS, global longitudinal strain; MAPSE, mitral annular plane systolic excursion; TMAD, tissue motion annular displacement