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Table 1 Demographic, clinical characteristics and fast RV strain data of study subjects

From: Cardiovascular magnetic resonance‐assessed fast global longitudinal strain parameters add diagnostic and prognostic insights in right ventricular volume and pressure loading disease conditions

Variables

Healthy Controls

(n = 75)

rTOF

(n = 75)

PAH

(n = 75)

Age, years

37 ± 15

31 ± 12*

37 ± 15#

Gender, Male/Female

16/59

39/36*

16/59#

Body surface area, m2

1.6 ± 0.2

1.7 ± 0.2

1.5 ± 0.2*#

Diastolic blood pressure, mmHg

74 ± 11

71 ± 9

71 ± 12

Systolic blood pressure, mmHg

126 ± 18

121 ± 16

112 ± 19*#

Heart rate, bpm

76 ± 13

78 ± 15

85 ± 16*#

WHO class (> 1), n (%)

0 (0 %)

4 (5.3 %)

69 (92 %)*#

CMR: left ventricle

 LVEDVI, ml/m2

70 ± 11

73 ± 17

72 ± 30

 LVESVI, ml/m2

26 ± 7

30 ± 11*

32 ± 17*

 LVSVI, ml/m2

44 ± 6

43 ± 9

41 ± 16

 LVEF, %

64 ± 6

59 ± 8*

57 ± 10*

 LV mass index, g/m2

40 ± 10

48 ± 12*

54 ± 19*#

CMR: right ventricle

 RVEDVI, ml/m2

73 ± 13

142 ± 30*

122 ± 59*#

 RVESVI, ml/m2

30 ± 10

77 ± 19*

74 ± 46*

 RVSVI, ml/m2

42 ± 7

65 ± 16*

48 ± 23#

 RVEF, %

60 ± 7

46 ± 6*

42 ± 14*#

 RV GCS, %

12.0 ± 4.2

15.4 ± 5.2*

11.0 ± 5.3#

 RV GLS, %

29.6 ± 3.1

23.8 ± 3.0*

20.4 ± 5.9*#

 RV GLSRs, 1/s

1.5 ± 0.3

1.1 ± 0.2*

1.1 ± 0.4*

 RV GLSRe, 1/s

1.5 ± 0.4

1.4 ± 0.4

0.8 ± 0.4*#

 RV GLSRa, 1/s

1.0 ± 0.4

0.6 ± 0.3*

1.0 ± 0.5#

 RV fast GLS, %

24.4 ± 3.0

19.3 ± 2.4*

15.1 ± 4.9*#

 RV fast GLSRs, 1/s

1.2 ± 0.3

0.9 ± 0.2*

0.9 ± 0.3*#

 RV fast GLSRe, 1/s

1.7 ± 0.4

1.4 ± 0.4*

0.8 ± 0.4*#

 RV fast GLSRa, 1/s

1.0 ± 0.3

0.6 ± 0.2*

0.8 ± 0.4*#

  1. Data are presented as mean ± SD or n (%)
  2. CMR cardiovascular magnetic resonance, EDVI end-diastolic volume index, EF ejection fraction, ESVI end-systolic volume index, GLS global longitudinal strain, GLSRs peak global longitudinal strain rate during systole, GLSRe peak global longitudinal strain rate during early diastole, GLSRa peak global longitudinal strain rate during late diastole, LV left ventricular, PAH pulmonary arterial hypertension, rTOF repaired tetralogy of Fallot, RV right ventricular, SVI stroke volume index, WHO World Health Organization
  3. *Significant difference compared to healthy controls; #Significant difference compared to rTOF