Table 2.
Sensitivity, specificity, positive-predictive value (PPV) and negative-predictive value (NPV) of ultrasound, MRI and positron emission tomography (PET)/CT after neoadjuvant chemotherapy
| Diagnostic performance | Ultrasound | MRI | PET/CT | Ultrasound + MRI | Ultrasound + PET/CT | MRI + PET/CT | Ultrasound + MRI + PET/CT |
|---|---|---|---|---|---|---|---|
| Sensitivity | 50% (48/96) | 72% (70/97) | 22% (16/73) | 77% (72/94) | 54% (38/71) | 77% (54/70) | 81% (56/69) |
| Specificity | 77% (30/39) | 54% (21/39) | 85% (22/26) | 51% (20/39) | 73% (19/26) | 42% (11/26) | 42% (11/26) |
| PPV | 84% (48/57) | 80% (70/88) | 80% (16/20) | 79% (72/91) | 84% (38/45) | 78% (54/69) | 79% (56/71) |
| NPV | 38% (30/78) | 44% (21/48) | 28% (22/79) | 48% (20/42) | 37% (19/52) | 41% (11/27) | 46% (11/24) |