Table 3.

Intra- and inter-observer reproducibility of myocardial work parameters.

Parameters	Intraclass	95% confidence	p-Value
	coefficients (ICCs)	interval
Inter-observer variability
GWI	0.886	0.711–0.955	<0.001
GCW	0.761	0.413–0.904	0.001
GWW	0.839	0.588–0.936	<0.001
GWE	0.722	0.281–0.891	0.005
Intra-observer variability
GWI	0.923	0.708–0.980	<0.001
GCW	0.803	0.280 −0.950	0.010
GWW	0.842	0.368–0.961	0.007
GWE	0.899	0.614–0.975	0.001

GWI, Global work index; GCW, global constructive work; GWW, global wasted work; GWE, global work efficiency.