Table 3 Comparison of automatic and manual measurements of arotic annulus diameter
From: Automatic measurement of aortic annulus diameter in 3-dimensional Transoesophageal echocardiography
Bias | Intraclass correlation | |
|---|---|---|
Sagittal | ||
D 1 versus D 2 | 0.063 ± 1.5 | 0.88 |
Coronal | ||
D 1 versus D 2 | 0.063 ± 2.4 | 0.74 |
Perimeter-derived | ||
D a u t o versus D 1 | -0.35 ± 1.6 | 0.87 |
D a u t o versus D 2 | -0.23 ± 2.3 | 0.75 |
D 1 versus D 2 | 0.12 ± 2.1 | 0.78 |
Area-derived | ||
D a u t o versus D 1 | 0.62 ± 1.7 | 0.85 |
D a u t o versus D 2 | 0.46 ± 2.3 | 0.74 |
D 1 versus D 2 | -0.16 ± 2.1 | 0.77 |