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Table 2 CMR infarct heterogeneity measurements in subjects with and without ICD therapy

From: Multi-contrast late enhancement CMR determined gray zone and papillary muscle involvement predict appropriate ICD therapy in patients with ischemic heart disease

 

With ICD therapy (n = 12)

Without ICD therapy (n = 13)

P value

MCLE

IR-FGRE

MCLE

IR-FGRE

MCLE

IR-FGRE

GZ/LVM (%)

14.8 ± 4.8

13.8 ± 5.1

11.2 ± 3.9

10.6 ± 5.1

0.046

0.14

Core MI/LVM (%)

25.8 ± 10.9

22.4 ± 9.9

19.6 ± 10.1

16.8 ± 10.9

0.15

0.19

Total MI/LVM (%)

40.6 ± 13.5

36.2 ± 14.8

30.9 ± 13.5

27.4 ± 15.8

0.08

0.16

  1. Abbreviations: CMR cardiovascular magnetic resonance, ICD Implantable cardioverter-defibrillator, MCLE multi-contrast late enhancement, IR-FGRE inversion recovery fast gradient echo, GZ peri-infarct gray zone, MI myocardial infarction, LVM LV mass at end-diastolic phase.