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Table 3 Cardiac Magnetic Resonance Results Before and After 2 Vaccination Doses (n = 67)

From: Post-COVID-19 vaccination myocarditis: a prospective cohort study pre and post vaccination using cardiovascular magnetic resonance

 

Before 1st vaccine dose

After 2nd vaccine dose

p-value

LV EDV Indexed (ml/m2)

81 \(\pm\) 12

81 \(\pm\) 12

0.798

LV ESV Indexed (ml/m2)

35 \(\pm\) 7.0

35 \(\pm\) 8.2

0.854

LV EF (%)

58 \(\pm\) 5.0

57 \(\pm\) 5.3

0.088

LV Mass Indexed (g/m2)

46 \(\pm\) 8.4

45 \(\pm\) 8.6

0.094

Cardiac Index (L/min/m2)

3.3 \(\pm\) 0.50

3.2 \(\pm\) 0.6

0.431

Global Longitudinal Strain (%)

17 \(\pm\) 2.0

17 \(\pm\)1.8

0.881

RV EDV Indexed (ml/m2)

87 \(\pm\) 18

87 \(\pm\) 15

0.987

RV ESV Indexed (ml/m2)

40 \(\pm\)9.2

41 \(\pm\) 9.7

0.627

RV EF (%)

54 \(\pm\) 5.5

54 \(\pm\) 5.7

0.412

LA Area Corrected (cm2/m2)

13 \(\pm\) 1.8

12 \(\pm\) 1.8

0.088

RA Area Corrected (cm2/m2)

12 \(\pm\) 2.2

12 \(\pm\) 2.6

0.329

Pericardial Effusion (n, %)

1 (1.5%)

1 (1.5%)

1.00

Global Native T1 Myocardium (msec)

1045\(\pm\)50

1055 \(\pm\) 55

0.303

Global Native T2 Myocardium (msec)

49.5 \(\pm\) 4.2

50.5 \(\pm\) 4.4

0.191

ECV Myocardium (%)

27.9 \(\pm\) 3.8

27.8 \(\pm\) 4.4

0.901

LGE Present

1 (1.5%)

1 (1.5%)

1.00

T2 STIR Abnormalities

0

0

1.00

Lake Louise Criteria Fulfilled (%)

0%

0%

1.00

  1. Results are presented as mean and standard deviation
  2. LV left ventricle, EDV corrected end diastolic volume, ESV corrected end systolic volume, EF ejection fraction, RV right ventricle, ECV extracellular volume, LGE late gadolinium enhancement, STIR short tau inversion recovery