Table 2.
The baseline and followed left heart echocardiographic parameters of patients with non-reserved and reserved right ventricular (RV) function post mitral valve (MV) repair.
| Variables | RV non-reserved (RV strain declined) N = 23 | RV reserved (RV strain improved) N = 85 | p value |
|---|---|---|---|
| LV | |||
| Medium follow-up (months) | 29 (19–41) | 35 (26–45) | |
| LVEDV (baseline) (ml) | 62.6 ± 37.7 | 69.5 ± 29.1 | 0.48 |
| LVESV(baseline) (ml) | 23.7 ± 18.4 | 21 ± 10.7 | 0.49 |
| LVMI (baseline) (g/M2) | 99.6 ± 31.1 | 127.9 ± 39.8 | 0.02 |
| E/A(baseline) | 2.14 ± 1.92 | 2.39 ± 1.76 | 0.05 |
| e′ (baseline) (cm/s) | 12.8 ± 7.2 | 12.9 ± 7.6 | 0.97 |
| E/e′ (baseline) | 13.3 ± 7.3 | 11.3 ± 4.7 | 0.24 |
| LVEF (baseline) (%) | 62.7 ± 10.3 | 65.9 ± 10.1 | 0.32 |
| LVEF (post 1M) (%) | 66 ± 9.8 | 66.1 ± 8.7 | 0.97 |
| LVEF (post 6M) (%) | 63.8 ± 8.7 | 65.6 ± 7.2 | 0.64 |
| LVEF change (baseline to 1M) (%) | 2.1 ± 10.2 | −1.6 ± 7.9 | 0.37 |
| LV GLS (baseline) (%) | −19.7 ± 7.4 | −19.8 ± 5.9 | 0.92 |
| LV GLS (post 1M) (%) | −16.9 ± 4.8 | −16.3 ± 2.9 | 0.69 |
| LV GLS (post 6M) (%) | −17.1 ± 4.7 | −16.1 ± 4.4 | 0.62 |
| LV GLS change (baseline to 1M) (%) | 2.5 ± 9.5 | 4.4 ± 3.9 | 0.57 |
| MV | |||
| ERO (baseline) (%) | 0.42 ± 0.14 | 0.47 ± 0.18 | 0.21 |
| ERO (post 1M) (%) | 0.21 ± 0.06 | 0.18 ± 0.08 | 0.51 |
| ERO (post 6M) (%) | 0.18 ± 0.1 | 0.15 ± 0.04 | 0.12 |
| ERO change (baseline to 1M) (%) | −0.28 ± 0.16 | −0.36 ± 0.19 | 0.14 |
| RVol (baseline) (ml) | 57.63 ± 11.85 | 75.86 ± 30.09 | 0.05 |
| RVol (post 1M) (ml) | 21.73 ± 24 | 15.97 ± 7.6 | 0.1 |
| RVol (post 6M) (ml) | 10.3 ± 7.4 | 9.1 ± 10.8 | 0.88 |
| RVol change (baseline to 1M) (ml) | −38.44 ± 1.57 | −60.56 ± 35.17 | 0.05 |
| LA | |||
| LAVi (baseline) (ml/m2) | 60.4 ± 25.9 | 55.5 ± 53.1 | 0.75 |
| LAVi (post 1M) (ml/m2) | 40 ± 22.2 | 30.2 ± 10 | 0.19 |
| LAVi (post 6M) (ml/m2) | 27.7 ± 14.7 | 29.6 ± 8.9 | 0.8 |
| LAVi change (baseline to 1M) (ml/m2) | 17.5 ± 41.6 | −28.6 ± 21.6 | 0.49 |
LVEDV: left ventricular end diastolic volume; LVESV: left ventricular end systolic volume; LVMI: left ventricular mass index; E/A: trans-mitral valve E to A velocity ratio; e′: early diastolic mitral annular velocity; LVEF: left ventricular ejection fraction; LV GLS: left ventricular global longitudinal strain; ERO: effective regurgitant orifice; RVol: regurgitation volume; LAVi: left atrial volume index.