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Table 2 CMR variables

From: Multi-parametric cardiovascular magnetic resonance with regadenoson stress perfusion is safe following pediatric heart transplantation and identifies history of rejection and cardiac allograft vasculopathy

 

PHT

(n = 26)

Control

(n = 18)

p value

Baseline heart rate (beats/min)

86 ± 9

70 ± 13

 < 0.001

LVEDVI (ml/m2)

78.1 ± 13.6

91.8 ± 17.7

0.006

LVESVI (ml/m2)

32.7 ± 8.9

37.2 ± 7.5

0.09

LVSVI (ml/m2)

44.3 ± 8.5

54.5 ± 11.1

0.001

LVCI (l/min/m2)

4.5 ± 0.9

3.5 ± 1

0.003

LVEF (%)

58.4 ± 6.5

59.3 ± 2.7

0.58

LVmass index (g/m2)

46.2 ± 8.1

47.5 ± 13.7

0.97

RVEDVI (ml/m2)

76.1 ± 13.5

91.7 ± 17.7

0.002

RVESVI (ml/m2)

32.5 ± 9.3

41.8 ± 11

0.004

RVSVi (ml/m2)

43.5 ± 7.9

52.3 ± 0.7

0.004

RVCI (l/min/m2)

4.5 ± 1.0

3.4 ± 1

0.002

RVEF (%)

57.8 ± 7.5

55.8 ± 3.9

0.32

Pre-contrast global T1 (ms)

1053.3 ± 41.9

986.1 ± 41.9

 < 0.001

Pre-contrast max segmental T1 (ms)

1120.1 ± 64.6

1054 ± 60.3

0.006

Post-contrast global T1 (ms)

444.1 ± 72.3

483.1 ± 55.0

0.008

Global ECV (%)a

26.5 ± 4.0

24.0 ± 2.7

0.017

Global T2 (ms)b

48.5 ± 3.9

46.7 ± 1.9

0.09

Maximum segmental T2 (ms)b

54.1 ± 4.8

52.9 ± 4.1

0.39

  1. LV left ventricle, RV right ventricle, EDVI end-diastolic volume indexed, ESVI end-systolic volume indexed, SVI stroke volume indexed, CI cardiac index, EF ejection fraction
  2. Values reported as mean ± standard deviation unless specified
  3. aAvailable data on n = 24
  4. bAvailable data on n = 21. Indexing done to BSA