Table 3.
Image quality score by observer.
|
Observer 1 |
Observer 2 |
|||||
|---|---|---|---|---|---|---|
| DE-MRI (n=18) | DE-MRI fused with CE-MRA (n=18) | p-Value | DE-MRI (n=18) | DE-MRI fused with CE-MRA (n=18) | p-Value | |
| Image quality score of each segment | ||||||
| r-LSPV | 1 (1, 2) | 2 (2, 2) | 0.001 | 2 (2, 2) | 2 (2, 2) | 1.00 |
| a-LSPV | 1 (0, 1) | 2 (2, 2) | 0.001 | 1 (1, 2) | 2 (2, 2) | 0.001 |
| a-LIPV | 1 (0, 2) | 2 (2, 2) | 0.004 | 1 (1, 2) | 2 (2, 2) | <0.001 |
| b-LIPV | 2 (1, 2) | 2 (2, 2) | 0.009 | 2 (1, 2) | 2 (2, 2) | 0.008 |
| p-LIPV | 2 (2, 2) | 2 (2, 2) | 1.00 | 2 (2, 2) | 2 (2, 2) | 1.00 |
| p-LSPV | 2 (2, 2) | 2 (2, 2) | 0.32 | 2 (2, 2) | 2 (2, 2) | 0.32 |
| c-LPV | 0 (0, 2) | 2 (2, 2) | 0.001 | 1 (0, 1) | 2 (2, 2) | <0.001 |
| r-RSPV | 2 (2, 2) | 2 (2, 2) | 0.04 | 2 (2, 2) | 2 (2, 2) | 1.00 |
| a-RSPV | 2 (2, 2) | 2 (2, 2) | 0.10 | 2 (2, 2) | 2 (2, 2) | 0.32 |
| a-RIPV | 2 (2, 2) | 2 (2, 2) | 0.06 | 2 (2, 2) | 2 (2, 2) | 0.16 |
| b-RIPV | 2 (1, 2) | 2 (2, 2) | 0.04 | 2 (2, 2) | 2 (2, 2) | 1.00 |
| p-RIPV | 2 (2, 2) | 2 (2, 2) | 0.32 | 2 (2, 2) | 2 (2, 2) | 1.00 |
| p-RSPV | 2 (2, 2) | 2 (2, 2) | 0.18 | 2 (2, 2) | 2 (2, 2) | 0.32 |
| c-RPV | 2 (2, 2) | 2 (2, 2) | 0.06 | 2 (1, 2) | 2 (2, 2) | 0.007 |
| Overall image quality score | ||||||
| 22 (18; 25) | 28 (28; 28) | <0.001 | 24 (23; 25) | 28 (28; 28) | <0.001 | |
LSPV=left superior pulmonary vein, LIPV=left inferior pulmonary vein, RSPV=right superior pulmonary vein, RIVP=right inferior pulmonary vein, r=roof, a=anterior, b=bottom, p=posterior, c=carina, DE-MRI=delayed enhancement magnetic resonance imaging, and CE-MRA=contrast-enhanced angiography.