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Table 5 Intraobserver comparison of aortic diameters measured by two different echocardiography guidelines

From: Comparative measurement of aortic root by transthoracic echocardiography in normal Korean population based on two different guidelines

 

Observation1

Observation2

Difference

ICC

   

Mean ± SD P*

 

2005 ASE

Annulus

2.42 ± 0.23

2.42 ± 0.19

−0.00 ± 0.11 0.95

0.87

Sinuses of Valsalva

3.24 ± 0.33

3.24 ± 0.31

−0.01 ± 0.09 0.77

0.96

Sinotubular junction

2.59 ± 0.28

2.63 ± 0.25

−0.03 ± 0.10 0.26

0.94

Ascending aorta

2.72 ± 0.39

2.73 ± 0.37

−0.02 ± 0.12 0.59

0.95

2010 ASE pediatric

Annulus

2.20 ± 0.21

2.25 ± 0.18

−0.05 ± 0.12 0.06

0.81

Sinuses of Valsalva

3.11 ± 0.31

3.13 ± 0.30

−0.02 ± 0.08 0.28

0.97

Sinotubular junction

2.58 ± 0.25

2.60 ± 0.26

−0.02 ± 0.09 0.41

0.94

Ascending aorta

2.95 ± 0.42

2.96 ± 0.41

−0.01 ± 0.10 0.77

0.97

  1. ASE American Society of Echocardiography, ICC intraclass correlation coefficient.
  2. Data are expressed as mean ± SD.
  3. * P values were obtained by paired t test.
  4. 2005 American Society of Echocardiography chamber quantification guidelines.
  5. 2010 American Society of Echocardiography pediatric measurements guidelines.