Postoperative Echocardiographic Reduction of Right Ventricular Function: Is Pericardial Opening Modality the Main Culprit?

Table 3

Two-dimensional and three-dimensional echocardiographic parameters measured before and 6 months after surgery.

Variable	Presurgery	Sixth month	within group	between groups
TAPSE (mm)				<0.0001
Group A	25.8 ± 5.3	15.2 ± 3.1	<0.0001
Group B	23.5 ± 3.4	22.2 ± 4.1	0.06
SPAP (mmHg)				0.5
Group A	30.5 ± 2.9	31.4 ± 3,1	0.32
Group B	30.9 ± 2.7	30.7 ± 3.2	0.39
RVEDV (ml)				0.7
Group A	102 ± 28.6	93 ± 24.1	0.06
Group B	112.6 ± 21.7	110 ± 21.2	0.8
RVESV (ml)				0.8
Group A	43.6 ± 17.9	41.7 ± 12.9	0.2
Group B	47.7 ± 13.3	43 ± 10.7	0.15
3D RVEF (%)				0.4
Group A	58.2 ± 7.2	55.4 ± 5.4	0.19
Group B	57.9 ± 6.6	60.8 ± 7	0.21
3D RVSV (ml)				0.32
Group A	58.4 ± 14.2	51.9 ± 13.4	0.07
Group B	64.9 ± 12.8	66.9 ± 15.4	0.24

TAPSE: tricuspid annular plane systolic excursion; SPAP: systolic pulmonary arterial pressure; RVEDV: right ventricular end-diastolic volume; RVESV: right ventricular end-systolic volume; RVEF: right ventricular ejection fraction; RVSV: right ventricular stroke volume.