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Table 5 Echocardiographic, CMR, ECG characteristics of LVH negative individuals with normal (LVH negative-T1 N ) or low T1 (LVH negative-T1↓)

From: Reproducibility of native myocardial T1 mapping in the assessment of Fabry disease and its role in early detection of cardiac involvement by cardiovascular magnetic resonance

 

LVH negative-T1N, (n = 13)

LVH negative-T1↓, (n = 12)

p-value

E/E’

5[5,6]

7[6,8]

0.03

Global longitudinal strain (%)

−22 ± 2

−18 ± 2

<0.01

Infero-lateral longitudinal strain (%)

−23 ± 3

−20 ± 4

0.01

Global basal radial strain (%)

37 ± 24

39 ± 13

0.36

Infero-lateral basal radial strain (%)

45 ± 15

42 ± 15

0.70

Global basal circumferential strain (%)

−18 ± 5

−18 ± 4

0.99

Infero-lateral basal circumf strain (%)

−15 ± 6

−12 ± 3

0.12

TAPSE (mm)

23 ± 4

23 ± 4

0.96

Systolic velocity Doppler TDI (m/s)

0.09 ± 0.02

0.08 ± 0.02

0.36

PR interval (ms)

148 ± 22

150 ± 42

0.45

QRS interval (ms)

93 ± 9

95 ± 11

0.26

TWI

1(8)

2(17)

0.56

RE score ≥4

2(15)

1(8)

0.46

Left atrial area i (cm2/m2)*

11 ± 2

13 ± 2

<0.01

LVEDVi (ml/m2)*

67 ± 7

72 ± 19

0.22

LV mass i (g/m2)*

69 ± 10

76 ± 16

0.19

  1. Data are expressed as n(percentage) or mean ± standard deviation or median [interquartile range].
  2. TDI: Tissue Doppler Imaging; TAPSE: tricuspid annular plane systolic excursion; TWI: T wave inversion; LVEDV: left ventricular end-diastolic volume;
  3. *by CMR.