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Table 2 Longitudinal strain and late gadolinium enhancement parameters

From: Patterns of CMR measured longitudinal strain and its association with late gadolinium enhancement in patients with cardiac amyloidosis and its mimics

 

CA

(n = 45)

HCM (n = 19)

p value

(vs CA)

AFD (n = 19)

p value

(vs CA)

Longitudinal strain

 Average basal LS (%)

−14.3 ± 5.9

−16.9 ± 4.9

0.049

−20.2 ± 5.4

<0.001

 Average mid LS (%)

−15.5 ± 6.3

−17.2 ± 4.5

0.128

−21.1 ± 5.3

0.002

 Average apical LS (%)

−27.3 ± 7.5

−27.4 ± 9.7

0.959

−31.0 ± 5.7

0.082

 Average Global LS (%)

−15.7 ± 4.6

−18.0 ± 4.6

0.046

−21.9 ± 5.1

<0.001

Late Gadolinium Enhancement

 Average basal LGE (%)

53.7 ± 22.7

13.6 ± 14.6

<0.001

5.4 ± 4.9

<0.001

 Average mid LGE (%)

38.2 ± 19.0

14.9 ± 19.7

<0.001

5.4 ± 5.6

<0.001

 Average apical LGE (%)

31.5 ± 19.1

19.7 ± 25.1

0.005

6.6 ± 10.9

<0.001

 Average total LGE (%)

50.6 ± 25.5

17.3 ± 20.2

<0.001

6.6 ± 7.2

<0.001

  1. LS longitudinal strain, LGE late gadolinium enhancement