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Table 2 Conventional echocardiographic parameters derived from two-dimensional and Doppler imaging

From: The influence of real-time blood glucose levels on left ventricular myocardial strain and strain rate in pediatric patients with type 1 diabetes mellitus - a speckle tracking echocardiography study

 

Type 1 diabetes mellitus

Control

p-value

Blood glucose level < 150 mg/dl

Blood glucose level > 150 mg/dl

 

(n = 17)

(n = 22)

(n = 44)

Aortic root (AoR) diameter (cm)

2.28 ± 0.36

2.35 ± 0.33

2.41 ± 0.35

n.s.

Left atrial (LA) diameter (cm)

2.48 ± 0.37

2.58 ± 0.36

2.71 ± 0.45

n.s.

LA/AoR

1.10 ± 0.17

1.11 ± 0.16

1.13 ± 0.16

n.s.

Fractional shortening (%)

33.03 ± 4.48

33.70 ± 3.93

34.78 ± 3.94

n.s.

End-systolic interventricular septal diameter (cm)

0.99 ± 0.21

1.09 ± 0.21

1.17 ± 0.20

0.018

End-diastolic interventricular septal diameter (cm)

0.82 ± 0.16

0.85 ± 0.18

0.89 ± 0.16

n.s.

LV end-systolic diameter (cm)

2.72 ± 0.49

2.66 ± 0.39

2.76 ± 0.41

n.s.

LV end-diastolic diameter (cm)

4.05 ± 0.63

4.01 ± 0.49

4.27 ± 0.46

n.s.

End-systolic LV posterior wall diameter (cm)

1.25 ± 0.18

1.21 ± 0.23

1.27 ± 0.21

n.s.

End-diastolic LV posterior wall diameter (cm)

0.80 ± 0.16

0.78 ± 0.17

0.81 ± 0.15

n.s.

Left ventricular mass (g)

102.49 ± 42.90

100.28 ± 41.01

115.18 ± 37.56

0.02

Relative wall thickness

0.20 ± 0.05

0.19 ± 0.03

0.19 ± 0.03

n.s.

LV end-diastolic volume (ml)

65.84 ± 28.13

72.72 ± 22.11

79.63 ± 27.97

n.s.

LV end-systolic volume (ml)

25.96 ± 9.17

28.98 ± 10.12

31.66 ± 11.78

n.s.

Ejection fraction (%)

61.96 ± 4.20

61.14 ± 5.05

60.16 ± 4.67

n.s.

Stroke volume (ml)

44.0 ± 15.7

45.3 ± 14.1

49.3 ± 18.1

n.s.

Cardiac output (l/min)

3.5 ± 1.2

3.9 ± 1.0

3.7 ± 1.3

n.s.

Mitral inflow: E-Wave (cm/s)

98.77 ± 15.37

93.63 ± 11.19

96.86 ± 14.26

n.s.

Mitral inflow: A-wave (cm/s)

61.30 ± 14.76

60.62 ± 10.53

57.36 ± 10.41

n.s.

E-Wave / A-Wave

1.67 ± 0.32

1.57 ± 0.23

1.72 ± 0.26

n.s.

Mitral deceleration time (s)

0.17 ± 0.04

0.17 ± 0.04

0.18 ± 0.04

n.s.

Isovolumetric relaxation time (s)

0.05 ± 0.01

0.05 ± 0.01

0.05 ± 0.01

n.s.

S’ (cm/s)

7.74 ± 0.88

8.05 ± 1.05

8.17 ± 1.19

n.s.

E’ (cm/s)

12.81 ± 1.94

12.41 ± 1.73

13.03 ± 1.87

n.s.

A’ (cm/s)

5.24 ± 0.92

5.56 ± 1.41

5.51 ± 1.11

n.s.

E’/A’ (cm/s)

2.49 ± 0.47

2.42 ± 0.92

2.48 ± 0.72

n.s.

E/E’ (cm/s)

7.82 ± 1.28

7.65 ± 1.17

7.56 ± 1.42

n.s.

  1. p-values are calculated with one way ANOVA and post hoc test, level of significance = 0.05
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BMC Cardiovascular Disorders

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