ROC analysis of MR imaging methods and their combination
| MR Imaging Method and Comparison | Reader 1 | P Value | Reader 2 | P Value | ||
|---|---|---|---|---|---|---|
| AUC | 95% CI | AUC | 95% CI | |||
| MR imaging method | ||||||
| IVIM | 0.939 | 0.868–0.978 | 0.947 | 0.879–0.983 | ||
| DSC + DWI | 0.911 | 0.832–0.960 | 0.933 | 0.861–0.975 | ||
| DSC + IVIM | 0.982 | 0.928–0.998 | 0.987 | 0.938–1.000 | ||
| Comparison | ||||||
| IVIM vs DSC + DWI | .3762 | .5897 | ||||
| IVIM vs DSC + IVIM | .0471 | .0951 | ||||
| DSC + DWI vs DSC + IVIM | .0312 | .0455 | ||||
Note:—ROC indicates receiver operating characteristic analysis; AUC, area under the ROC curve.