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Table 1 Patients’ characteristics and parameters measured by transthoracic echocardiography

From: Morphological changes of the tricuspid valve complex in functional tricuspid regurgitation on contrast-enhanced computed tomography

Variablea

All cases (n = 50)

TR ≤ mild (n = 34)

TR ≥ moderate (n = 16)

p-value

Patients’ characteristics

Age (y)

73.6 ± 9.2

72.3 ± 10.2

76.5 ± 5.7

0.066

Male sex, n (%)

31 (62.0)

22 (64.7)

9 (56.3)

0.566

BSA (cm2)

1.59 ± 0.16

1.60 ± 0.15

1.57 ± 0.19

0.569

Transthoracic echocardiography

EF (%)

64.3 ± 10.1

63.5 ± 10.8

65.9 ± 8.6

0.574

AOD (mm)

33.7 ± 5.2

33.9 ± 5.4

33.3 ± 5.1

0.702

LAD (mm)

43.3 ± 9.2

40.7 ± 8.0

48.9 ± 9.4

0.003

LVDd (mm)

48.3 ± 7.5

48.2 ± 7.7

48.4 ± 7.2

0.851

LVDs (mm)

31.8 ± 9.2

32.5 ± 9.1

30.4 ± 9.6

0.956

IVSTD (mm)

10.6 ± 1.9

11.1 ± 2.0

9.6 ± 1.4

0.013

PWTD (mm)

10.2 ± 1.7

10.5 ± 1.7

9.5 ± 1.5

0.072

EDV (mL)

99.9 ± 36.6

106.5 ± 37.1

86.4 ± 32.3

0.071

ESV (mL)

37.7 ± 23.6

41.5 ± 26.5

29.7 ± 13.3

0.090

Af rhythm, n (%)

11 (22.0)

5 (14.7)

6 (37.5)

0.070

Asynergy, n (%)

4 (8.0)

1 (2.9)

3 (18.8)

0.055

TA (mm)

31.8 ± 6.1

29.1 ± 4.0

36.0 ± 6.4

 < 0.001

VC (mm)

5.8 ± 4.2

3.4 ± 1.0

8.1 ± 4.8

 < 0.001

JA (cm2)

6.0 ± 6.3

1.7 ± 0.9

10.0 ± 6.6

 < 0.001

TAPSE

19.9 ± 3.7

20.5 ± 3.6

19.0 ± 3.8

0.188

FAC (%)

38.6 ± 7.2

39.5 ± 4.8

37.0 ± 10.7

0.472

RVP (mmHg)

30.7 ± 10.9

25.9 ± 6.7

41.6 ± 10.7

 < 0.001

RAP (mmHg)

6.5 ± 3.4

5.3 ± 1.8

9.2 ± 4.7

0.001

IVC (mm)

16.4 ± 4.6

15.0 ± 3.2

19.5 ± 5.7

0.008

  1. EF ejection fraction, AOD aortic diameter, LAD left atrial diameter, LVDd left ventricular end diastolic diameter, LVDs left ventricular end systolic diameter, IVSTD interventricular septal thickness at end diastole, PWTD posterior wall thickness at end diastole, EDV end diastolic volume, ESV end systolic volume, TA tricuspid annulus diameter (4 chamber view, diastolic), VC vena contracta, JA jet area, TAPSE tricuspid annulus plane systolic excursion, FAC functional area change, RVP right ventricular pressure, RAP right atrial pressure, IVC inferior vena cava diameter
  2. aData are presented as means ± SD or frequencies (percent)