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Table 1 Baseline characteristics

From: The unique value of cardiovascular magnetic resonance in patients with suspected acute coronary syndrome and culprit-free coronary angiograms

 

All population (n = 130)

AMI (n = 25)

Myocarditis (n = 52)

Perimyocarditis (n = 24)

Takotsubo CMP (n = 21)

Unclear dg (n = 8)

p among groups

Clinical characteristics

 Age (years)

48.7 ± 18,0

55.9 ± 14.9

41.6 ± 15.8

38.0 ± 17.3

66.2 ± 11.5

58.2 ± 8.9

<0.001*

 Female (n)

57 (41.9%)

16 (64.0%)

14 (26.9%)

5 (20.8%)

18 (85.7%)

2 (25.0%)

<0.001*

 BMI (kg/m2)

27.0 ± 5.1

27.8 ± 6.8

27.6 ± 5.0

24.6 ± 3.6

26.7 ± 4.1

28.1 ± 3.9

0.062

 Hypertension (n)

43 (33.1%)

12 (48.0%)

8 (15.4%)

5 (20.8%)

15 (71.4%)

3 (37.5%)

<0.001*

 DM (n)

11 (8.5%)

3 (12.0%)

3 (5.8%)

1 (4.2%)

3 (14.3%)

1 (12.5%)

0.640

 Dyslipidemia (n)

22 (16.9%)

8 (32,0%)

5 (9.6%)

3 (12.5%)

4 (19%)

2 (25.0%)

0.170

 Smoking (n)

37 (28.5%)

10 (40.0%)

13 (25.0%)

9 (37.5%)

4 (19.0%)

1 (12.5%)

0.296

Laboratory

 CK (μkat/l)

15.1 ± 59.0

8.3 ± 6.7

24.1 ± 92.9

13.7 ± 13.1

3.5 ± 2.1

13.9 ± 16.0

0.007

 CK-MB (μkat/l)

0.94 ± 0.89

0.93 ± 0.78

0.95 ± 0.85

1.00 ± 1.07

0.63 ± 0.45

1.43 ± 1.46

0.847

 Troponin T (μg/l)

0.95 ± 1.07

1.44 ± 1.49

0.77 ± 1.61

1.37 ± 1.42

0.60 ± 0.73

0.34 ± 0.50

0.001*

 NT-pro-BNP (ng/l)

1891 ± 4762

1880 ± 3158

1663 ± 6227

895 ± 1095

3999 ± 5107

212 ± 169

0.190

 CRP (mg/l)

42.9 ± 50.0

21.0 ± 28.9

46.2 ± 55.6

82.2 ± 76.2

15.3 ± 30.4

21.9 ± 52.1

<0.001*

Echocardiography

 LV EF (%)

53.4 ± 11.2

53.7 ± 10.2

56.1 ± 10.4

53.6 ± 10.3

42.2 ± 10.3

61.3 ± 7.9

<0.001*

 WM abnormalities (n)

62 (49.2%)

18 (72.0%)

16 (31.4%)

11 (45.8%)

16 (88.9%)

1 (12.5%)

<0.001*

Coronary angiography

 Coronary AS (n)

43 (35.8%)

11 (44.0%)

12 (25.5%)

3 (15.8%)

12 (57.1%)

5 (62.5%)

0.011*

 LV EF (RLVG) (%)

51.3 ± 13.7

56.0 ± 11.0

55.9 ± 13.0

51.6 ± 11.9

37.6 ± 9.4

60.0 ± 9.4

<0.001*

  1. Values are expressed as the mean ± standard deviation or the number of subjects with the percentage in parentheses
  2. AMI acute myocardial infarction, CMP cardiomyopathy, dg diagnosis, BMI body mass index, DM diabetes mellitus, smoking current or prior smoking, CK creatine kinase, CK-MB creatine kinase-MB isoensyme, T Troponin; NT-pro-BNP N-terminal fragment of pro-brain natriuretic peptide, CRP C-reactive protein, LV left ventricle, EF ejection fraction, WM wall motion, AS atherosclerosis, RLVG retrograde left ventriculography
  3. * p < 0.05 between groups