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Table 2 CMR parameters of high risk patients with and without inducible VT/VF during EP

From: Extent of late gadolinium enhancement detected by cardiovascular magnetic resonance correlates with the inducibility of ventricular tachyarrhythmia in hypertrophic cardiomyopathy

 

Patients with

inducible VT/VF (*)

Patients without

inducible VT/VF (*)

p-values

n

12

26

 

male gender

7

17

0.45

age

60 ± 11

54 ± 16

0.34

EF (%)

58 ± 13

59 ± 10

0.81

EDM (g)

202 ± 58

195 ± 59

0.32

EDV (ml)

169 ± 60

150 ± 48

0.32

ESV (ml)

75 ± 45

63 ± 26

0.31

SV (ml)

94 ± 29

85 ± 30

0.41

LVEDD (mm)

50 ± 9

51 ± 7

0.85

SWT (mm)

22 ± 4

19 ± 5

0.13

PWT (mm)

10 ± 3

11 ± 4

0.34

RVEDD (mm)

44 ± 5

43 ± 7

0.63

RVSD (mm)

27 ± 7

28 ± 6

0.45

Presence

of LGE

10/12

(83%)

15/26

(58%)

0.12

% of LV mass with LGE

22%

10%

0.03

  1. (*) 38 of 43 High risk patients underwent EP-testing; EDM = enddiastolic mass; EDV = enddiastolic volume; EF = left ventricular ejection fraction; ESV = endsystolic volume; LGE = Late gadolinium enhancement; Extent of LGE(%) = Extent of LGE expressed as a percentage of total myocardium; Presence of LGE = Number of patients in whom LGE was detectable (irrespective of extent); Segments with LGE = Number of segments according to the AHA 17-segments system that show LGE; LVEDD = left ventricular enddiastolic diameter; PWT = posterior-wall-thickness; RVEDD = right ventricular enddiastolic diameter; RVESD = right ventricular endsystolic diameter; SV = stroke volume; SWT = Septal-wall-thickness; (Mean value ± standard deviation).