Evaluation of right ventricle pulmonary artery coupling on right ventricular function in post operative tetralogy of Fallot patients underwent for pulmonary valve replacement

Table 3 MRI analysis for coupling and uncoupling

Variables	Coupling	Uncoupling	P-value
No of Pts	45	90
RVEDVi (ml/m²)	154.28 ± 50.07	196.65 ± 63.57	0.001*
RVESVi (ml/m²)	83.94 ± 20.43	121.19 ± 51.47	0.001*
RVSVi (ml/m²)	106.31 ± 33.44	67.19 ± 19.87	0.001*
RVEF (%)	54.63 ± 4.76	40.90 ± 8.73	0.001*
LVEDVi (ml/m²)	92.67 ± 21.10	95.98 ± 65.78	0.743
LVESVi (ml/m²)	37.75 ± 8.35	44.79 ± 15.25	0.005
LVSVi (ml/m²)	54.16 ± 14.64	49.08 ± 17.79	0.100
LVEF (%)	59.19 ± 4.47	52.63 ± 9.32	0.001*
Ea/Emax	0.81 ± 0.15	1.55 ± 0.46	0.001*

ISSN: 1749-8090