Method | Cortex | Medulla | t/p | ||||
---|---|---|---|---|---|---|---|
Sequence | Parameter | HC(n = 22) | HU(n = 48) | HC(n = 22) | HU(n = 48) | t1/p1 | t2/p2 |
IVIM | ADC | 2.070 ± 0.074 | 2.006 ± 0.082 | 1.858 ± 0.049 | 1.780 ± 0.068 | 3.121/0.003 | 4.837/< 0.001 |
D | 1.758 ± 0.075 | 1.668 ± 0.075 | 1.620 ± 0.046 | 1.534 ± 0.055 | 4.624/< 0.001 | 6.411/< 0.001 | |
D* | 23.255 ± 4.587 | 22.954 ± 4.377 | 20.515 ± 4.358 | 21.653 ± 3.778 | 0.264/0.793 | − 1.115/0.269 | |
f | 24.335 ± 5.092 | 22.859 ± 3.494 | 21.533 ± 3.904 | 18.010 ± 3.644 | 1.233/0.227 | 3.673/< 0.001 | |
DTI | MD | 2.121 ± 0.073 | 2.048 ± 0.059 | 1.877 ± 0.095 | 1.818 ± 0.038 | 4.469/< 0.001 | 2.832/0.009 |
FA | 0.158 ± 0.007 | 0.146 ± 0.009 | 0.316 ± 0.017 | 0.298 ± 0.022 | 5.329/< 0.001 | 3.454/0.001 | |
BOLD | R2* | 16.478 ± 0.584 | 15.386 ± 1.150 | 28.651 ± 2.693 | 27.815 ± 3.122 | 5.261/< 0.001 | 1.083/0.283 |