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Table 2 Echocardiographic characteristics the HyperGEN study sample

From: Diastolic wall strain: a simple marker of abnormal cardiac mechanics

Parameter All patients (N = 1907)
2D/Doppler echocardiographic parameter
LV end-systolic volume, ml* 48 ± 15
LV end-diastolic volume, ml* 127 ± 27
LV ejection fraction, %* 63 ± 6
LV midwall shortening, %* 17.9 ± 1.8
Mitral valve deceleration time, ms 204 ± 58
E/A ratio†, ‡ 1.59 ± 0.46
Isovolumic relaxation time, ms 80 ± 18
Left atrial diameter, cm 3.4 ± 0.5
Interventricular septal wall thickness, cm 1.3 ± 0.1
LV mass index, g/m2 * 84 ± 19
LV hypertrophy, n (%)* 317 (17)
Posterior wall thickness at end-systole, cm 1.37 ± 0.14
Posterior wall thickness at end-diastole, cm 0.85 ± 0.12
Diastolic wall strain, % 0.38 ± 0.05
Speckle-tracking echocardiographic parameter
Global radial strain, % 27.0 ± 11.7
Global circumferential strain, % 21.0 ± 5.1
Global longitudinal strain, % 14.8 ± 3.5
Septal e’ velocity, cm/s 7.1 ± 1.8
Lateral e’ velocity, cm/s 10.5 ± 2.1
Average e’ velocity, cm/s 8.8 ± 1.8
Septal E/e’ ratio† 10.6 ± 3.4
Lateral E/e’ ratio† 7.0 ± 1.9
Average E/e’ ratio† 8.7 ± 2.5
  1. *LV = Left ventricular; †E = Early mitral inflow velocity; ‡A = Late (atrial) mitral inflow velocity.