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Table 3 Risk factors for SCD and clinical characteristics of high risk patients with and without inducible ventricular tachyarrhythmias.

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

 

Inducible VT/VF (*)

No-inducible VT/VF (*)

p-values

n

12

26

 

Risk factors for sudden cardiac death

Aborted sudden death

1

0

0.14

Family history of SCD

2

3

0.45

Syncope or presyncope

8

17

0.49

Documented nsVT

6

9

0.31

Wall thickness > 30 mm

2

1

0.16

2 or more risk factors

7

5

0.04

Clinical characteristics and symptoms

Dyspnea

3

6

0.49

Chest pain

5

7

0.30

Palpitations

3

6

0.49

Atrial fibrillation

6

10

0.38

HCM with obstruction

7

15

0.49

Diabetes

2

1

0.16

Hypertension

8

15

0.42

Hyperlipidemia

3

5

0.45

  1. (*) 38 of 43 High risk patients underwent EP-testing; nsVT = non sustained ventricular tachycardia; SCD = sudden cardiac death; VF Ventricular Fibrillation; VT = Ventricular Tachycardia;