Table 3.
Diagnostic performance of multi-b diffusion maps based on ME, BE, SE and DKI models
| Maps | AUC (95% CI) | Sensitivity% (95% CI) | Specificity% (95% CI) | PPV% (95% CI) | NPV% (95% CI) |
|---|---|---|---|---|---|
| ME | |||||
| ADC0–1000 | 0.83 (0.80–0.87) | 88 (82–93) | 79 (68–87) | 87 (81–92) | 80 (72–88) |
| ADCall-b | 0.84 (0.80–0.88) | 88 (82–93) | 81 (71–90) | 88 (82–94) | 80 (72–88) |
| BE-IVIM | |||||
| D | 0.85 (0.81–0.89) | 88 (81–93) | 82 (73–90) | 89 (83–93) | 80 (72–89) |
| D* | 0.80 (0.74–0.83) | 83 (76–88) | 77 (66–86) | 85 (77–91) | 73 (65–81) |
| f | 0.82 (0.77–0.86) | 85 (79–90) | 79 (68–87) | 86 (80–92) | 77 (68–84) |
| SE | |||||
| DDC | 0.81 (0.77–0.85) | 85 (78–90) | 77 (66–86) | 85 (79–91) | 76 (68–84) |
| α | 0.80 (0.77–0.84) | 85 (79–89) | 76 (67–86) | 85 (80–91) | 76 (69–82) |
| DKI | |||||
| D | 0.83 (0.80–0.88) | 87 (80–94) | 79 (69–88) | 87 (81–93) | 80 (71–89) |
| K | 0.84 (0.80–0.88) | 87 (80–92) | 81 (72–89) | 88 (83–93) | 79 (72–86) |
AUC area under the receiver operating characteristic curve, CI confidence interval, PPV positive predictive value, NPV negative predictive value