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Table 3 Cardiovascular magnetic resonance characteristics in LVNC patients with and without arrhythmia

From: Comparison of cardiovascular magnetic resonance characteristics and clinical prognosis in left ventricular noncompaction patients with and without arrhythmia

Variable

All participants (n = 84)

No arrhythmia (n = 17)

Benign arrhythmia (n = 48)

Malignant arrhythmia (n = 19)

P value

LVEF (%)

23.99 ± 14.20

30.32 ± 13.65

22.95 ± 13.71

20.96 ± 14.92

0.105

LVEDV (mL)

248.09 ± 105.21

253.41 ± 83.71

248.29 ± 108.44

242.81 ± 118.54

0.956

LVESV (mL)

189.34 ± 100.62

182.02 ± 84.18

192.04 ± 103.50

189.05 ± 111.08

0.941

SV (mL)

58.75 ± 24.31

71.39 ± 28.47

56.25 ± 21.14

53.76 ± 25.38

0.05

LV long-axis diameter (mm)

70.40 ± 16.54

71.70 ± 11.31

71.81 ± 16.71

65.65 ± 19.69

0.368

LV Sphericity index#

1.46 ± 0.62

1.39 ± 0.51

1.39 ± 0.64

1.70 ± 0.65

0.162

Myocardial mass (g)

113.94 ± 45.59

120.98 ± 26.38

117.41 ± 52.91

98.87 ± 36.57

0.114

NC/C ratio

3.25 ± 1.18

3.02 ± 0.86

3.34 ± 1.29

3.21 ± 1.15

0.635

Number of non-compacted segments

5.94 ± 1.91

5.29 ± 1.76

6.06 ± 2.04

6.21 ± 1.69

0.288

LGE, n (%)

24 (28.57)

1 (5.88)a

14 (29.17) a, b

9 (47.37) b

0.023

LVEF < 30%, n (%)

58 (69.05)

9 (52.94)

38 (79.17)

11 (57.89)

0.065

  1. Values are mean ± SD or n (%)
  2. #Calculated as: end-diastolic volume/([long-axis diameter3 × Π]/6)
  3. a,bThe same letter represented no statistically significant difference between groups