Skip to main content

Table 2 Automatic and manual measurements of arotic annulus diameters

From: Automatic measurement of aortic annulus diameter in 3-dimensional Transoesophageal echocardiography

  D auto D 1 D 2
Minimum 24.3 ± 3.0   
Maximum 26.8 ± 3.5   
Sagittal   23.9 ± 2.7 23.9 ± 3.1
Coronal   25.4 ± 3.3 25.3 ± 3.0
Area-derived 25.5 ± 3.2 24.9 ± 3.0 25.0 ± 3.1
Perimeter-derived 25.6 ± 3.2 25.9 ± 3.2 25.8 ± 3.1
  1. Values are mean ±SD [mm]. D auto, D 1 and D 2 denote automatic and manual measurements from the the first and second observer respectively.