Table 7.

Repeatability test in intra-researcher and inter-researchers (ICC).

Factors	LVOT-VTI	RVOT-VTI	LVSV	RVSV
intra-researcher n = 17	0.981 (0.949–0.993)	0.929 (0.818–0.973)	0.934 (0.831–0.975)	0.924 (0.808–0.972)
	P < 0.001	P < 0.001	Pv0.001	P < 0.001
inter-researchers n = 17	0.889 (0.709–0.959)	0.860 (0.663–0.946)	0.906 (0.756–0.965)	0.878 (0.703–0.954)
	P < 0.001	P < 0.001	P < 0.001	P < 0.001

ICC, Intraclass Correlation Coefficient.