Table 4.
BPE | ||||||
---|---|---|---|---|---|---|
Change in operative procedure | Additional MRI findings | Minimal | Mild | Moderate | Marked | total |
n=12 | n=6 | n=2 | n=4 | n=24 | ||
Extended excision | true positive | 6 | 2 | 0 | 0 | 8 |
false positive | 1 | 1 | 1 | 1 | 4 | |
PPV | 85.7% | 66.7% | 0% | 0% | 66.7% | |
Mastectomy | true positive | 5 | 2 | 0 | 0 | 7 |
false positive | 0 | 1 | 1 | 3 | 5 | |
PPVa | 100% | 66.7% | 0% | 0% | 58.3% | |
Total | true positive | 11 | 4 | 0 | 0 | 15 |
false positive | 1 | 2 | 2 | 4 | 9 | |
PPVb | 91.7% | 66.7% | 0% | 0% | 62.5% |
ap = 0.026
bp = 0.002.