Table 4.
Multivariate linear regression analysis for intravoxel incoherent motion parameters in all groups
| D (× 10-3 mm2/s) | D* (× 10-3 mm2/s) | f (%) | ADC (× 10-3 mm2/s) | |||||||||
| β | SE | P value | β | SE | P value | β | SE | P value | β | SE | P value | |
| AST (IU/L) | -2.222 | 1.337 | 0.100 | -0.063 | 0.161 | 0.697 | -0.485 | 0.408 | 0.238 | -1.343 | 1.227 | 0.277 |
| ALT (IU/L) | 0.718 | 0.673 | 0.289 | 0.013 | 0.081 | 0.877 | 0.116 | 0.206 | 0.574 | 0.419 | 0.618 | 0.499 |
| PDFF (%) | -1.228 | 2.622 | 0.640 | 0.381 | 0.315 | 0.230 | 3.194 | 0.801 | < 0.001a | -3.663 | 2.407 | 0.131 |
| T2* (millisecond) | -11.189 | 4.697 | 0.019a | 1.316 | 0.565 | 0.022a | -0.847 | 1.435 | 0.557 | -8.473 | 4.313 | 0.052 |
| MRE (kPa) (n = 103) | -37.042 | 26.853 | 0.171 | -7.031 | 3.231 | 0.032a | -11.667 | 8.206 | 0.158 | -29.679 | 24.658 | 0.232 |
a
P < 0.05; IVIM: Intravoxel incoherent motion; ADC: Apparent diffusion coefficient; β: Coefficient; SE: Standard error of the estimated coefficient; AST: Aspartate aminotransferase; ALT: Alanine aminotransferase; PDFF: MR proton density fat fraction; MRE: MR elastography.