Impact of pulmonary valve replacement on left and right ventricular function using strain analysis, in children with repaired tetralogy of Fallot

The Egyptian Heart Journal

Table 3 The results of ventricular function prior to and following PVR

Variables	Unit	Preop, mean ± SD	Early postop, mean ± SD P value	Late postop, mean ± SD P value
GLS LV	% Percent	− 15.24 ± 2.7	− 15.69 ± 2.77	− 16.79 ± 2.19
GLS LV	% Percent	− 15.24 ± 2.7	P = 0.267	P = 0.000
GLS RV	% Percent	− 13.10 ± 2.83	− 13.76 ± 2.88	− 15.31 ± 2.48
GLS RV	% Percent	− 13.10 ± 2.83	P = 0.052	P = 0.000
RV Sm	Cm/s	7.32 ± 1.16	7.31 ± 1.2	8.05 ± 1
RV Sm	Cm/s	7.32 ± 1.16	P = 0.932	P = 0.000
TAPSE	cm	1.33 ± 0.24	1.29 ± 0.27	1.50 ± 0.24
TAPSE	cm	1.33 ± 0.24	P = 0.318	P = 0.000
LVOT VTI	cm	16 ± 1.79	16.12 ± 1.94	17 ± 1.8
LVOT VTI	cm	16 ± 1.79	P = 0.684	P = 0.005
LVEF echo	% Percent	%47.6 ± 0.046	%47.4 ± 0.041	%49.3 ± 0.029
LVEF echo	% Percent	%47.6 ± 0.046	P = 0.782	P = 0.002
FAC echo	% Percent	%39.4 ± 0.04	%39 ± 0.05	%39.6 ± 0.05
			P = 0.2	P = 0.4 (early & late)
				P = 0.007 (pre & late)
LVEF MRI	% Percent	%49 ± 0.07
RVEF MRI	% Percent	%42 ± 0.06
RV ESV MRI	ml	93 ± 29.5
RV EDV MRI	ml	160 ± 41

The results with statistical significance of LV and RV function indices prior to and following PVR, RV EDV RV end diastolic volume, RV ESV RV end systolic volume