Table 3 Mean perfusion values based on microspheres and CMR for both field strengths
Field strength | Modality | Mean [mL/min/g] | Mean difference and CI (95%) of the difference | p-value |
|---|---|---|---|---|
1.5 Tesla | Microspheres | 1.17 ± 1.05 | ||
Fermi | 1.15 ± 0.96 | 0.01 ± 0.4 ( 0.1-0.07) | 0.74 | |
ARMA | 0.99 ± 0.62 | 0.18 ± 0.59 ( 0.3-( 0.06)) | 0.04 | |
Exponential | 1.22 ± 0.83 | 0.06 ± 0.43 ( 0.03-0.14) | 0.22 | |
B-spline | 1.39 ± 1.17 | 0.23 ± 0.81 (0.06-0.39) | 0.009 | |
3 Tesla | Microspheres | 0.9 ± 0.72 | ||
Fermi | 0.97 ± 0.66 | 0.07 ± 0.31 (0.002-0.14) | 0.43 | |
ARMA | 0.85 ± 0.88 | 0.05 ± 0.74 ( 0.21-0.1) | 0.5 | |
Exponential | 1.21 ± 0.74 | 0.3 ± 0.74 (0.14-0.46) | <0.001 | |
B-spline | 1.34 ± 0.86 | 0.43 ± 0.68 (0.29-0.58) | <0.001 |