Correlation between histologic parameters and quantitative MR imaging parameters for all PITs
| Parameters | Cellularity (r) (P Value) (Cells/mm2) | Ki-67 (%) (r) (P Value) | MVD (%) (r) (P Value) |
|---|---|---|---|
| Conventional DWI parameters | |||
| ADCROI (×10–3 mm2/s) | –0.651 (P < .001) | –0.717 (P < .001) | 0.044 (P = .80) |
| ADCVOI (×10–3 mm2/s) | –0.659 (P < .001) | –0.735 (P < .001) | –0.031 (P = .86) |
| IVIM parameters | |||
| DROI (×10–3 mm2/s) | –0.657 (P < .001) | –0.714 (P < .001) | 0.024 (P = .89) |
| DVOI (×10–3 mm2/s) | –0.657 (P < .001) | –0.740 (P < .001) | –0.021 (P = .91) |
| D*ROI (×10–3 mm2/s) | –0.161 (P = .36) | –0.003 (P = .99) | 0.082 (P = .64) |
| D*VOI (×10–3 mm2/s) | –0.029 (P = .87) | 0.191 (P = .27) | 0.273 (P = .11) |
| fROI (%) | 0.099 (P = .57) | 0.140 (P = .42) | 0.105 (P = .55) |
| fVOI (%) | 0.096 (P = .58) | 0.269 (P = .12) | 0.163 (P = .35) |
| DKI parameters | |||
| DkROI (×10–3 mm2/s) | –0.548 (P < .001) | –0.625 (P < .001) | 0.122 (P = .49) |
| DkVOI (×103 mm2/s) | –0.601 (P < .001) | –0.704 (P < .001) | 0.061 (P = .73) |
| KROI | 0.677 (P < .001) | 0.773 (P < .001) | –0.101 (P = .56) |
| KVOI | 0.674 (P < .001) | 0.802 (P < .001) | –0.032 (P = .86) |