Table 2 Established Arrhythmogenic CardioMyopathy (ACM) major or minor diagnostic criteria7 and clinical characteristics in Idiopathic Ventricular Tachycardia (IVT) vs. ACM patients.

From: MiR-320a as a Potential Novel Circulating Biomarker of Arrhythmogenic CardioMyopathy

  

IVT

ACM

p IVT vs. ACM

Global or regional dysfunction and structural alteration n (%)

Minor

2 (9.52)

12 (33.33)

0.04

Major

0 (0)

18 (50)

<0.01

Tissue characterization n (%)

Minor

2 (8.69)

Major

12 (52.17)

Repolarization abnormalities n (%)

Minor

4 (0.19)

9 (0.25)

0.61

Major

1 (0.05)

17 (0.47)

<0.01

Depolarization abnormalities n (%)

Minor

0 (0)

8 (22.22)

0.02

Major

0 (0)

10 (27.78)

<0.01

Arrhythmias n (%)

Minor

21 (100)

15 (41.67)

<0.01

Major

0 (0)

17 (47.22)

<0.01

Family history n (%)

Minor

0 (0)

4 (11.11)

0.11

Major

0 (0)

8 (22.22)

0.02

LVEF (%)

58.85 ± 1.29

58.55 ± 1.75

0.91

TAPSE (mm)

24.72 ± 0.93

19.94 ± 0.83

<0.01

MAE n (%)

2 (9.52)

24 (66.67)

<0.01

BNP (pg/ml)

21.88 ± 3.11

46.85 ± 8.34

0.15

miR-320a (relative expression)

1 ± 0.10

0.78 ± 0.05

0.03

  1. LVEF, Left Ventricular Ejection Fraction (n = 21 IVT, n = 35 ACM); TAPSE, Tricuspid Annular Plane Systolic Excursion (n = 18 IVT, n = 35 ACM); MAE, Prior Major Arrhythmic Events (n = 21 IVT, n = 36 ACM); BNP, Brain Natriuretic Peptide (n = 20 IVT, n = 32 ACM).