Table 2 Layer-specific segmental strains in akinetic or dyskinetic, hypokinetic and normokinetic segments at baseline evaluation.

From: Transmural difference in myocardial damage assessed by layer-specific strain analysis in patients with ST elevation myocardial infarction

 

Normokinetic segments (405)

Hypokinetic segments (95)

Akinetic/dyskinetic segments (112)

p-value*

p-value Normokinetic vs Hypokinetic

p-value Normokinetic vs Akinetic/dyskinetic

LSendo (%)

− 16.06 ± 6.54

− 8.92 ± 7.48

− 1.35 ± 7.18

< 0.001

< 0.001

< 0.001

LSmyo (%)

− 14.67 ± 5.30

− 6.87 ± 5.89

− 0.56 ± 5.70

< 0.001

< 0.001

< 0.001

LSepi (%)

− 13.60 ± 5.02

− 5.76 ± 4.97

− 0.26 ± 5.02

< 0.001

< 0.001

< 0.001

Strain gradient (%)

− 2.96 ± 7.78

− 3.30 ± 4.24

− 1.09 ± 3.50

0.015

0.017

1.00

  1. LSendo segmental strain of endocardium, LSmyo segmental strain of myocardium, LSepi segmental strain of epicardium.
  2. *Significance evaluation using linear mixed model for the influence of wall motion on strain parameters.
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