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Table 3 Correlation of diastolic wall strain with systolic and diastolic echocardiographic parameters in HyperGEN

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

Echocardiographic parameter Correlation coefficient P-value
Systolic indices
Global radial strain, % 0.07 0.002
Global circumferential strain, % 0.07 0.004
Global longitudinal strain, % 0.15 <0.001
Ejection fraction, % 0.03 0.19
Midwall shortening, % 0.56 <0.001
Diastolic indices
e’ velocity, cm/s 0.23 <0.001
E/e’ ratio† -0.07 0.03
Isovolumic relaxation time, ms -0.19 <0.001
E/A ratio†, ‡ 0.16 0.001
Early mitral inflow deceleration time, ms -0.05 0.07
EDV20, mL* -0.001 0.97
  1. *EDV 20  = left ventricular (LV) end-diastolic volume at an idealized LV end-diastolic pressure of 20 mmHg; †E = Early mitral inflow velocity; ‡A = Late (atrial) mitral inflow velocity.