Table 3:
P-Values for Figure 5 (Image quality rating between different MRA-techniques)
P-Value | ||||
---|---|---|---|---|
Method | Overall Angiogram | Pulmonary Arteries | Aorta | Non-vascular Structures |
GD-cMRA vs. GD-UTE-MRA | 0.12 | <0.001*** | <0.001*** | <0.001*** |
GD-cMRA vs. FE-cMRA | 0.089 | 0.006** | 0.003** | 0.015* |
GD-cMRA vs. FE-UTE-MRA | 0.53 | 0.506 | 0.79 | <0.001*** |
GD-UTE-MRA vs. FE-cMRA | 0.802 | 0.002** | <0.001*** | <0.001*** |
GD-UTE-MRA vs. FE-UTE-MRA | 0.024* | <0.001*** | <0.001*** | 0.008** |
FE-cMRA vs. FE-UTE-MRA | 0.059 | 0.005** | 0.049* | <0.001*** |
Asterisk mark significant differences, using Wilcoxon Signed-Ranks test (p<0.05).
GD-cMRA: gadobenate dimeglumine enhanced conventional MRA, GD-UTE-MRA: gadobenate dimeglumine enhanced ultra-short echo time MRA, FE-cMRA: ferumoxytol enhanced conventional MRA, FE-UTE-MRA: ferumoxytol enhanced ultra-short echo time MRA.