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Table 1 IVIM parameters among different age groups in the bone marrow of the sacrum

From: Comparative study of imaging and histology of sacroiliac joint in normal rats based on IVIM-DWI and DCE-MRI

D (× 10− 4 mm2/s) D* (× 10− 4 mm2/s) f(%)
8 weeks 4.84 ± 0.43 28.99 ± 4.80 24.45 ± 4.84
13 weeks 4.63 ± 0.40 27.37 ± 3.87 26.83 ± 3.97
18 weeks 4.76 ± 0.61 27.76 ± 3.18 25.54 ± 4.87
23 weeks 4.34 ± 0.63 26.50 ± 2.89 24.81 ± 2.89
28 weeks 3.89 ± 0.34 26.88 ± 4.19 24.63 ± 3.26
33 weeks 3.67 ± 0.37 25.66 ± 2.80 24.36 ± 3.54
F 26.673 1.581 1.152
P 0.000* 0.157 0.336
  1. The values of D, D*, and f are presented as means ± standard deviation in the bone marrow of the sacrum. * indicates a significant difference