Table 4 Diagnostic performance of preoperative CE-MRI when different pCR definitions are used
Percentage (95% CI) | ypT0/is N0 | ypT0/is | ypT0 N0 | ypT0 | P value |
|---|---|---|---|---|---|
pCR rate: | 29% | 32% | 24% | 28% | |
Sensitivity | 75% (63–84%) | 73% (62–82%) | 76% (63–86%) | 75% (63–85%) | 0.980 |
Specificity | 67% (59–74%) | 68% (60–75%) | 65% (57–72%) | 66% (59–73%) | 0.938 |
PPV | 48% (38–57%) | 51% (42–61%) | 41% (31–50%) | 46% (36–57%) | 0.443 |
NPV | 87% (80–92%) | 84% (77–90%) | 90% (83–94%) | 87% (81–92%) | 0.666 |
Accuracy | 69% (63–75%) | 70% (63–75%) | 67% (61–73%) | 69% (62–74%) | 0.660 |