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Table 6 Interobserver 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

 

Observer1

Observer2

Difference

ICC

   

Mean ± SD P *

 

2005 ASE

Annulus

2.42 ± 0.19

2.44 ± 0.21

−0.02 ± 0.12 0.49

0.83

Sinuses of Valsalva

3.24 ± 0.31

3.27 ± 0.29

−0.03 ± 0.10 0.24

0.94

Sinotubular junction

2.62 ± 0.25

2.78 ± 0.34

−0.17 ± 0.29 0.02

0.45

Ascending aorta

2.73 ± 0.37

2.94 ± 0.39

−0.21 ± 0.39 0.03

0.43

2010 ASE pediatric

Annulus

2.25 ± 0.18

2.20 ± 0.17

0.06 ± 0.17 0.16

0.47

Sinuses of Valsalva

3.13 ± 0.30

3.19 ± 0.27

−0.06 ± 0.13 0.05

0.89

Sinotubular junction

2.60 ± 0.26

2.71 ± 0.30

−0.12 ± 0.13 <0.01

0.82

Ascending aorta

2.96 ± 0.41

2.98 ± 0.40

−0.03 ± 0.21 0.61

0.87

  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.