Table 3.
ROC Analysis of SRs at Weeks 1, 4, and 8 and Preop.
| Naive Bayes Classification of pCR Versus Non-pCR |
||||
|---|---|---|---|---|
| Week 1 | Week 4 | Week 8 | Preoperatively | |
| Accuracy | 72 ± 5 | 84 ± 4 | 83 ± 4 | 84 ± 4 |
| Sensitivity (%) | 80 | 85 | 87 | 84 |
| Specificity (%) | 64 | 83 | 80 | 85 |
| AUC | 0.64 | 0.75 | 0.77 | 0.81 |
| k-NN Model Classification of pCR Versus Non-pCR | ||||
| Week 1 | Week 4 | Week 8 | Preoperatively | |
| Accuracy | 60 ± 3 | 73 ± 5 | 74 ± 3 | 72 ± 4 |
| Sensitivity (%) | 84 | 81 | 95 | 85 |
| Specificity (%) | 36 | 65 | 54 | 55 |
| AUC | 0.44 | 0.72 | 0.66 | 0.64 |
Sensitivity (%Sn), specificity (%Sp), accuracy (%), and AUCs are presented for SRs corresponding to the measured time intervals.