Table 6.

Comparison of 3-dimensional left ventricular strains using two different software (4D LV analysis: version 3.1, EchoPAC: version 12.0)

	4D LV analysis	EchoPAC	P value	ICC	95% CI
Pre-HD (n = 58)
Global longitudinal strain (%)	−24.57 ± 2.51	−17.10 ± 2.34	<0.001	−0.089	−0.840-0.355
Global circumferential strain (%)	−33.35 ± 3.50	−19.95 ± 2.51	<0.001	0.408	0.000–0.649
Global radial strain (%)	47.67 ± 4.27	53.45 ± 9.64	<0.001	−0.055	−0.783-0.376
Post-HD (n = 58)
Global longitudinal strain (%)	−21.42 ± 2.15	−15.58 ± 3.21	<0.001	0.116	−0.494-0.477
Global circumferential strain (%)	−30.90 ± 3.22	−17.42 ± 3.71	<0.001	0.570	0.273–0.745
Global radial strain (%)	42.90 ± 3.61	45.79 ± 11.31	0.045	0.304	−0.176-0.588

ICC intra-class correlation coefficient, CI confidence interval, HD hemodialysis