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Table 3 Mean bias and upper and lower limits of agreement for co-axial aortic diameter measurements

From: Efficient non-contrast enhanced 3D Cartesian cardiovascular magnetic resonance angiography of the thoracic aorta in 3 min

 

Mean Bias

Upper limit of agreement (+ 1.96 SD)

Lower limit of agreement (− 1.96 SD)

Reviewer 2

 Aortic root

− 0.03

0.18

− 0.24

 Sinotubular junction

− 0.02

0.21

− 0.25

 Mid ascending aorta

− 0.02

0.21

− 0.24

 Mid aortic arch

0.003

0.2

− 0.21

 Mid descending aorta

− 0.02

0.15

− 0.2

 Distal descending aorta

0.03

0.2

− 0.13

Reviewer 3

 Aortic root

− 0.02

0.29

− 0.31

 Sinotubular junction

− 0.03

0.23

− 0.28

 Mid ascending aorta

− 0.05

0.24

− 0.31

 Mid aortic arch

0.01

0.33

− 0.31

 Mid descending aorta

0.006

0.29

− 0.25

 Distal descending aorta

− 0.02

0.2

− 0.25

  1. Mean bias and upper and lower limits of agreement for co-axial aortic diameter measurements with iNAV versus dNAV approach for two reviewers