Table 3.
ROC analysis results of different DWI inspirations and their combinations.
| Sensitivity (%) | Specificity (%) | AUC | Youden Index | |
|---|---|---|---|---|
| D | 94.4 | 87.5 | 0.912 | 0.819 |
| f | 77.8 | 92.5 | 0.843 | 0.703 |
| D app | 88.9 | 85.0 | 0.901 | 0.739 |
| K app | 88.9 | 85.0 | 0.910 | 0.739 |
| D and f | 94.4 | 87.5 | 0.946 | 0.819 |
| D and Kapp | 94.4 | 87.5 | 0.951 | 0.819 |
| f and Kapp | 88.9 | 87.5 | 0.901 | 0.764 |
| D and f and Kapp | 94.4 | 87.5 | 0.953 | 0.819 |
※ D: true diffusion coefficient, D∗: pseudodiffusion coefficient, Dapp: apparent diffusion coefficient derived from DKI, f: perfusion fraction, Kapp: apparent diffusion kurtosis coefficient.