Skip to main content

Table 5 Deformation results from feature tracking and tagging according to gender

From: Global and regional left ventricular myocardial deformation measures by magnetic resonance feature tracking in healthy volunteers: comparison with tagging and relevance of gender

 

CMR FT

CMR Tagging

 

Male (n = 54)

Female (n = 62)

P Value

Male (n = 7)

Female (n = 13)

P Value

Age

27.46 ± 5.06

26.59 ± 4.64

0.29

26.76 ± 1.53

27.57 ± 1.51

0.35

Systolic BP

115.61 ± 10.61

112.96 ± 10.74

0.24

110.31 ± 5.87

116.42 ± 12.67

0.35

Diastolic BP

68.15 ± 7.45

69.98 ± 6.99

0.25

66.61 ± 6.65

69.42 ± 4.31

0.35

BMI

23.99 ± 3.06

23.11 ± 4.03

0.02

23.89 ± 3.20

21.26 ± 2.11

0.06

LV Mass Index

63.83 ± 5.07

49.27 ± 7.93

<0.001

57.45 ± 9.16

42.34 ± 5.99

0.002

EF CMR

63.88 ± 5.07

64.35 ± 5.23

0.62

63.76 ± 4.56

65.42 ± 4.57

0.28

Longitudinal Strain

−0.17 ± 0.04

−0.18 ± 0.04

0.04

−0.14 ± 0.01

−0.16 ± 0.01

0.005

Longitudinal Strain Rate (s-1)

−0.98 ± 0.28

−1.13 ± 0.31

0.02

−0.69 ± 0.66

−0.81 ± 0.12

0.09

Circumferential Strain

−0.20 ± 0.02

−0.21 ± 0.03

0.86

−0.19 ± 0.02

−0.19 ± 0.02

0.08

Circumferential Strain Rate (s-1)

−1.19 ± 0.16

−1.16 ± 0.15

0.31

−0.84 ± −0.10

−0.91 ± 0.64

0.12

Radial Strain

0.23 ± 0.04

0.22 ± 0.06

0.02

0.15 ± 0.04

0.10 ± 0.02

0.003

Radial Strain Rate (s-1)

1.16 ± 0.17

1.13 ± 0.49

0.03

0.98 ± 0.31

0.65 ± 0.89

0.014

Radial Velocity (cm/s)

2.60 ± 0.29

2.29 ± 0.28

<0.001

   

Radial Displacement (mm)

5.24 ± 0.60

4.76 ± 0.69

<0.001

   

Longitudinal Velocity (cm/s)

3.04 ± 0.91

3.14 ± 1.06

0.64

   

Longitudinal Displacement (mm)

4.51 ± 1.91

4.90 ± 1.98

0.28

   
  1. Data are presented as mean ± SD. s, seconds; cm, centimetres; mm, millimetres; BP, blood pressure; LV, left ventricle; EF, ejection fraction; BMI, body mass index.