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Table 1 Clinical and Echocardiographic Characteristics \(\left(\overline{x}\pm {\text{S}}\right)\)

From: Ultrasound study of right ventricular myocardial perfusion and functional changes in hypertrophic cardiomyopathy

Variables

 

HCM (n = 29)

Control(n = 21)

t

P

Sex (n)

Male

24

11

  

Female

5

10

  

Age (years)

 

47.28 ± 15.96

51.10 ± 11.45

-0.935

0.354

Height (cm)

 

171.59 ± 8.24

166.57 ± 9.53

1.989

0.052

Weight (kg)

 

74.90 ± 14.46

70.38 ± 12.30

1.159

0.252

Body surface area (m2)

 

1.87 ± 0.21

1.79 ± 0.20

1.333

0.189

Systolic blood pressure (mmHg)

 

121.69 ± 16.64

119.67 ± 13.72

0.456

0.651

Diastolic blood pressure (mmHg)

 

74.31 ± 9.89

74.29 ± 8.53

0.009

0.993

Heart rate

 

75.93 ± 6.18

72.62 ± 8.90

1.554

0.127

LVEF(%)

 

64.05 ± 2.39

63.61 ± 3.39

0.543

0.580

RVOT (mm)

 

28.24 ± 2.65

27.62 ± 2.56

0.831

0.410

RV end-diastolic diameter (mm)

 

18.72 ± 1.93

18.14 ± 1.80

1.083

0.284

RVWT (mm)

 

3.91 ± 0.25

2.72 ± 0.22

17.357

 < 0.001

IVST (mm)

 

16.69 ± 4.99

9.19 ± 0.60

8.019

 < 0.001

LVPWT (mm)

 

11.14 ± 1.38

8.90 ± 0.54

7.913

 < 0.001

RV FAC (%)

 

49.89 ± 1.65

50.55 ± 0.75

-1.886

0.066

S' (cm/s)

 

13.92 ± 0.56

14.31 ± 0.85

-1.992

0.052

TAPSE(mm)

 

19.10 ± 1.20

23.04 ± 1.52

-11.206

 < 0.001

RV Tei index

 

0.50 ± 0.05

0.35 ± 0.05

10.687

 < 0.001

TR (m/s)

 

2.82 ± 0.28

2.56 ± 0.29

3.249

0.002

  1. Abbreviations: LVEF left ventricular ejection fraction, RVOT right ventricular outflow tract, RV right ventricle, RVWT Right ventricular wall thickness, IVST interventricular septum thickness, LVPWT left ventricular posterior wall thickness, RV FAC (%) Right ventricular fractional change; S' (cm/s) Peak systolic velocity of tricuspid valve annulus, TAPSE (mm) Tricuspid annular plane systolic excursion, TR (m/s) Tricuspid regurgitation