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. 2021 Feb 22;37(6):1947–1959. doi: 10.1007/s10554-021-02179-2

Table 2.

Multiparametric TTE classification of MR. Echocardiographic and CMR values

All patients (54) MR grade 1 + /2 + (12) MR grade 3 + (12) MR grade 4 + (30)
Echocardiographic parameters
LVEDV, ml 175 ± 67 133 ± 44@ 140 ± 37@ 206 ± 69
LVESV, ml 58 ± 29 50 ± 22 44 ± 13@ 67 ± 33
LV-EF, % 67 ± 7 63 ± 6 68 ± 6 68 ± 6
LVSD, mm 36 ± 7 32 ± 7@ 33 ± 5@ 39 ± 6
LAVi, ml 64 ± 26 51 ± 24@ 52 ± 21@ 74 ± 25
LVOT-SV, ml 72 ± 16 76 ± 12 80 ± 13 67 ± 17
PAPs, mmHg 42 ± 19 30 ± 12@ 33 ± 11@ 49 ± 21
CMR parameters
LVEDV, ml 222 ± 73 174 ± 48@ 186 ± 45@ 255 ± 74
LVESV, ml 86 ± 39 70 ± 36 68 ± 25@ 99 ± 41
LV-EF, % 62 ± 7 61 ± 9 64 ± 7 62 ± 6
Aorta forward flow, ml 78 ± 21 81 ± 19 80 ± 16 75 ± 23
Aorta stroke volume, ml 74 ± 20 77 ± 20 74 ± 12 72 ± 22

Values ​​are expressed as mean ± SD. Differences reached statistical significance with: @ group “MR grade 4 + ”

TTE transthoracic echocardiography, MR mitral regurgitation, Grade 1 + /2 + mild/mild-moderate, Grade 3 + moderate-severe, Grade 4 + severe, CMR cardiac magnetic resonance, LV left ventricular, EDV end-diastolic volume, ESV end-systolic volume, EF ejection fraction, LVSD LV end-systolic diameter, LAVi left atrial volume index, LVOT left ventricle outflow tract, PAPs estimated systolic pulmonary artery pressure