From: Echocardiographic evidence of left ventricular untwisting-filling interplay
Variable | Mean ± SD | Median [25e-75e] | Range |
---|---|---|---|
Morphology | |||
LVIDd (mm) | 50.4 ± 5.1 | 34–65 | |
LVIDd/BSA (mm/m2) | 25.6 ± 3.1 | 17.7–39.5 | |
IVSd (mm) | 8.6 ± 1.7 | 5–14 | |
PWTd (mm) | 8 ± 1.4 | 5–11 | |
LV mass (g) | 144 [115.3–168] | 70.6–219 | |
LV mass/BSA (g/m2) | 70.1 [61.1–78.8] | 43.5–108 | |
LA volume (ml) | 47.8 ± 14.6 | 36–59 | |
LA volume/BSA (ml/m2) | 24.3 ± 6.6 | 19.2–29 | |
LV ejection fraction (%) | 60 [55–65] | 50–72 | |
LV global longitudinal strain (%) | 19.6 ± 2 | 15.3–25.3 | |
Diastolic function | |||
Doppler | |||
Peak transmitral E-wave (cm/s) | 72.2 ± 13.6 | 33–105 | |
Peak transmitral A-wave (cm/s) | 39 [32–48] | 22–97 | |
E/A ratio | 1.87 ± 0.61 | 0.66–3.33 | |
Peak early diastolic tissue velocity e’ (cm/s) | 12.8 ± 2.9 | 5–18.5 | |
E/e’ ratio | 5.6 [4.8–6.6] | 2.6–15 | |
Speckle tracking | |||
Peak untwisting rate (deg/s) | 68.5 ± 19.4 | 28.3–130 | |
Peak early diastolic strain rate Esr (s−1) | 1.45 ± 0.32 | 0.67–1.62 | |
Color Doppler M-mode | |||
Peak DIVPG (mmHg) | 3.2 ± 1 | 1.6–7.7 | |
Peak Vp (cm/s) | 77.6 ± 22.8 | 38–143 | |
E/Vp ratio | 0.99 ± 0.3 | 0.3–1.7 |