Table 2 Baseline echocardiography and CMR parameters
LVRR(n = 46) | Non-LVRR(n = 57) | P value | |
|---|---|---|---|
Baseline echocardiographic data | |||
LVEF(%) | 29.5(25.8–32.0) | 27.0(24.0-30.5) | 0.141 |
LVEDD(mm) | 66.7 ± 6.4 | 69.7 ± 7.5 | 0.035 |
LAD(mm) | 47.6 ± 6.2 | 49.3 ± 6.6 | 0.209 |
IVSTD(mm) | 8.5(8.0-9.3) | 8.1(7.5–9.2) | 0.430 |
LVPWTD(mm) | 8.7(7.8–9.5) | 8.3(7.6–9.3) | 0.444 |
Left atrial CMR Parameters | |||
LA volume at LVED(ml) | 64.55(38.8–98.0) | 98.2(57.4-117.1) | 0.009 |
LA volume at LVES(ml) | 100.4 ± 41.9 | 126.7 ± 54.0 | 0.008 |
Ejection fraction(%) | 31.8(21.4–40.0) | 26.2(17.1–34.4) | 0.067 |
Global circumferential strain(%) | 13.4(7.5–17.9) | 8.6(5.5–17.8) | 0.106 |
Global longitudinal strain | |||
Reservoir strain(%) | 16.3(10.5–20.1) | 12.5(7.8–18.0) | 0.023 |
Conduit strain(%) | 6.6(5.6–9.3) | 5.0(3.0-6.2) | <0.001 |
Booster strain(%) | 8.7(4.9–10.7) | 7.0(4.2–13.3) | 0.392 |
Segmental strain | |||
Left wall strain(%) | 18.2(12.3–24.4) | 14.6(9.3–24.2) | 0.264 |
Roof strain(%) | 11.8(7.3–18.3) | 10.0(5.1–16.6) | 0.195 |
Right wall strain(%) | 19.7(12.0-25.6) | 14.8(9.1–22.6) | 0.111 |