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Table 2 Baseline standard CMR-data and myocardial deformation parameters of patients with and without the primary outcome

From: Prognostic value of myocardial strain and late gadolinium enhancement on cardiovascular magnetic resonance imaging in patients with idiopathic dilated cardiomyopathy with moderate to severely reduced ejection fraction

Parameters

All patients (n = 172)

Patients without the primary outcome (n = 129)

Patients with the primary outcome (n = 43)

P value

LV EF (%)

23.7 ± 7.9

23.6 ± 8.0

24.1 ± 7.5

0.675

LV EDV (ml)

284.3 ± 91.4

279.2 ± 81.5

299.9 ± 116.0

0.199

LV ESV (ml)

219.9 ± 85.7

215.5 ± 76.4

233.2 ± 109.0

0.242

Cardiac output (L/min)

5.04 ± 1.53

4.95 ± 1.51

5.32 ± 1.57

0.166

Cardiac index (L/min/m2)

2.95 ± 0.84

2.89 ± 0.82

3.12 ± 0.88

0.114

RV EF (%)

41.2 ± 17.0

42.3 ± 18.0

37.7 ± 12.8

0.129

RV EDV (ml)

145.6 ± 60.7

140.7 ± 56.3

160.3 ± 70.9

0.066

RV ESV (ml)

91.6 ± 56.7

87.1 ± 53.8

105.1 ± 63.3

0.071

RV cardiac output (L/min)

4.21 ± 1.33

4.14 ± 1.23

4.43 ± 1.59

0.227

Presence of LGE, n (%)

66 (38.4)

42 (33.1)

24 (58.5)

0.004

Myocardial mass (g)

142.2 ± 41.1

144.1 ± 43.6

136.5 ± 31.9

0.232

Quantitative LGE mass (g)

6.8 ± 14.5

5.6 ± 13.3

10.6 ± 17.2

0.093

LGE mass/LV myocardial mass (%)

4.7 ± 9.5

3.8 ± 8.6

7.4 ± 11.5

0.073

Global radial strain (%)

12.3 ± 5.6

12.5 ± 5.6

11.9 ± 5.8

0.563

Global circumferential strain (%)

−7.3 ± 3.1

−7.3 ± 3.1

−7.2 ± 3.2

0.869

Global longitudinal strain (%)

−7.1 ± 2.9

−7.2 ± 2.9

−6.9 ± 2.7

0.613

  1. Primary outcome: all-cause death, heart transplantation. Values are mean ± SD, n(%)
  2. Abbreviations: CMR cardiovascular magnetic resonance, EDV end-diastolic volume, EF, ejection fraction, ESV end-systolic volume, LGE late gadolinium enhancement, LV left ventricle, RV right ventricle