. 2019 Jul-Sep;29(3):111–118. doi: 10.4103/jcecho.jcecho_27_19

Table 4.

Correlations of isovolumic relaxation time and myocardial performance index, measured at lateral, inferior, and anterior right ventricular wall, with aortic valvular parameters in aortic stenosis patients

AS parameters	LW IVRT_RV (ms)	IW IVRT_RV (ms)	AW IVRT_RV (ms)	LW MPI_RV	IW MPI_RV	AW MPI_RV
V max (r, P)	0.521**, 0.003	0.483**, 0.006	0.318, 0.081	0.394*, 0.028	0.488**, 0.005	0.216, 0.242
AV meanGr (r, P)	0.570**, 0.001	0.456**, 0.010	0.331, 0.069	0.437*, 0.014	0.443*, 0.013	0.174, 0.349
VTI (r, P)	0.595**, <0.0001	0.558**, 0.001	0.338, 0.063	0.316, 0.083	0.396*, 0,027	0.017, 0.928
AVA ind (r, P)	−0.377**, 0.036	−0.456**, 0.01	−0.191, 0.304	−0.299, 0.103	−0.428*, 0.016	−0.250, 0.175

*Significant (−0.05), **Highly significant (−0.01). AS=Aortic stenosis, IVRT=Isovolumic relaxation time, MPI=Myocardial performance index, AV=Aortic valve, VTI=Velocity time integrals, AVA=Aortic valve area, RV=Right ventricular, LW=Lateral wall, IW=Inferior wall, AW=Anterior wall