Table 2.
Haemodynamic indices
| Echocardiography | |
|---|---|
| Right heart | |
| RA volume index (mL/m2) | 39 ± 14 |
| RA reservoir strain (%) | 23 ± 9 |
| RA booster strain (%) | 13 ± 6 |
| RA conduit strain (%) | 10 ± 4 |
| Estimated RA pressure (mm Hg) | 13 ± 5 |
| RV global longitudinal strain (%) | −19 ± 4 |
| RV wall thickness (mm) | 8 ± 2 |
| RV end-diastolic area (cm2) | 21 ± 7 |
| RV end-systolic area (cm2) | 13 ± 4 |
| RV fractional area change (%) | 39 ± 8 |
| RV s′ (cm/s) | 9 ± 3 |
| RV e′ (cm/s) | 5 ± 2 |
| ≥Moderate tricuspid regurgitation, n (%) | 7 (16) |
| Tricuspid regurgitation velocity (m/s) | 3.1 ± 0.6 |
| Estimated RV systolic pressure (mm Hg) | 47 ± 9 |
| ≥Moderate pulmonary regurgitation, n (%) | 18 (41) |
| Pulmonary valve mean gradient (mm Hg) | 10 ± 6 |
| Left heart | |
| LV end-diastolic volume index (mL/m2) | 49 ± 9 |
| LV end-systolic volume index (mL/m2) | 22 ± 5 |
| LV stroke volume index (mL/m2) | 36 ± 7 |
| LV ejection fraction (%) | 58 ± 9 |
| LV global longitudinal strain (%) | 21 ± 6 |
| Lateral mitral E/e′ | 6 ± 3 |
| Cardiac catheterization (n = 16) | |
| RA pressure (mm Hg) | 16 ± 7 |
| RV systolic pressure (mm Hg) | 43 ± 12 |
| RV end-diastolic pressure (mm Hg) | 15 ± 8 |
| PA systolic pressure (mm Hg) | 31 ± 13 |
| PA diastolic pressure (mm Hg) | 15 ± 10 |
| PA mean pressure (mm Hg) | 21 ± 11 |
| PA wedge pressure (mm Hg) | 13 ± 4 |
| Qp index (L/min/m2) | 2.58 ± 0.91 |
| Qs index (L/min/m2) | 2.51 ± 0.86 |
| Pulmonary vascular resistance index (WU m2) | 3.22 ± 1.03 |
| Aortic systolic pressure (mm Hg) | 112 ± 17 |
LV, left ventricle; PA, pulmonary artery; Qp, pulmonary blood flow; Qs, systemic blood flow; RA, right atrium; RV, right ventricle.