RV function indices | Before transplant | One week after transplant | One month after transplant | 3 months after transplant | Mean square | F | P-value* |
---|---|---|---|---|---|---|---|
RV thickness (mm) | 5.16 ± 0.99 | 5.21 ± 1.09 | 4.91 ± 1.31 | 5.1 ± 0.96 | 0.604 | 0.376 | 0.62 |
RV global longitudinal strain | −16.6 ± 5.8 | −17.9 ± 5.0 | −18.9 ± 5.54 | −19.9 ± 4.8 | 107.2 | 3.85 | 0.024 |
RV free wall longitudinal strain | −21.2 ± 5.2 | − 23.1 ± 5.0 | −24.4 ± 5.3 | −26.3 ± 11 | 493.7 | 6.74 | < 0.001 |
RV basal diameter (mm) | 33.3 ± 5.7 | 29.2 ± 4.1 | 25.2 ± 1.6 | 25.5 ± 4.0 | 82.3 | 4.78 | 0.007 |
RV mid cavity diameter (mm) | 26.6 ± 4.9 | 26.5 ± 5.7 | 26.2 ± 4.4 | 23.6 ± 2.8 | 30.9 | 1.54 | 0.22 |
RV longitudinal diameter (mm) | 61.9 ± 14.6 | 60.5 ± 15.2 | 54.5 ± 5.9 | 51.6 ± 3.8 | 342.5 | 2.06 | 0.13 |
RA major diameter (mm) | 44.7 ± 7.2 | 44.1 ± 6.3 | 42.6 ± 5.5 | 40.6 ± 3.1 | 222.7 | 10.3 | < 0.001 |
RA minor diameter (mm) | 33.9 ± 6.4 | 32.7 ± 5.7 | 31.1 ± 4.0 | 28 ± 2.6 | 1.868 | 13.93 | < 0.001 |
Myocardial performance index | 55.2 ± 24.4 | 55.8 ± 18.2 | 55 ± 13.5 | 55.1 ± 21 | 1182.9 | 2.797 | 0.067 |
Fractional area change (%) | 43.2 ± 8.3 | 44.8 ± 7.6 | 46.6 ± 9.2 | 48.1 ± 7.2 | 164.6 | 2.97 | 0.048 |
Tricuspid annular plane systolic excursion (mm) | 21.8 ± 6.6 | 21.8 ± 5.0 | 22.2 ± 6.6 | 23.1 ± 4.9 | 9.77 | 0.345 | 0.74 |
Tissue velocity | 12.9 ± 2.1 | 13.7 ± 3.2 | 13.9 ± 3.7 | 14.2 ± 3.9 | 9.91 | 0.92 | 0.40 |
PAP (mmHg) | 32.7 ± 9.5 | 30.2 ± 6.2 | 27.7 ± 7.7 | 26.4 ± 5.9 | 386.8 | 6.52 | 0.001 |
RV E/e’ | 7.2 ± 1.15 | 6.5 ± 1.18 | 6.4 ± 2.5 | 6.3 ± 2.0 | 13 | 0.49 | 0.55 |
RV deceleration time | 175.1 ± 61.5 | 176.8 ± 44.9 | 163.6 ± 36.9 | 169.1 ± 44.3 | 1700.4 | 0.746 | 0.49 |
TAPSE/PASP | 0.78 ± 0.20 | 0.76 ± 0.20 | 0.86 ± 0.22 | 0.92 ± 0.24 | 0.259 | 5.94 | 0.002 |
RA volume index | 23.39 ± 7 | 26.20 ± 7.8 | 26.39 ± 4.8 | 24.20 ± 4.8 | 187.2 | 15.2 | 0.000 |