Evaluation of right ventricular volume and systolic function in normal fetuses using intelligent spatiotemporal image correlation

Table 3 Consistency between the same observer and different observers

	n	Observer A	Observer B	t	P	r	P	ICC	95%CI
REDV	30	1.54 ± 0.82	1.51 ± 0.79	1.417	0.167	0.989	< 0.001	0.988	0.975-0.994
RESV	30	0.62 ± 0.36	0.61 ± 0.37	0.384	0.704	0.951	< 0.001	0.951	0.900-0.977
		First measurement	Second measurement
REDV	30	1.54 ± 0.81	1.54 ± 0.84	0.196	0.846	0.990	< 0.001	0.989	0.978-0.995
RESV	30	0.63 ± 0.36	0.61 ± 0.37	1.731	0.094	0.980	< 0.001	0.978	0.955-0.989

REDV: Right ventricular end-diastolic volume; RESV: Right ventricular end-systolic volume; ICC: Intraclass correlation coefficients.