From: The impact of use of an intraoperative margin assessment device on re-excision rates
Ā | Total | Per Surgeon | ||||
---|---|---|---|---|---|---|
Ā | Ā | 1 | 2 | 3 | 4 | |
MarginProbe Procedures | Lumpectomy procedures | 165 | 39 | 42 | 39 | 45 |
Ā | Re-excision procedures | 16 | 3 | 7 | 4 | 2 |
Ā | Re-excision rate | 9.7% | 8% | 17% | 10% | 4% |
Historical | Lumpectomy procedures | 186 | 51 | 48 | 46 | 41 |
Ā | Re-excision procedures | 48 | 8 | 21 | 14 | 5 |
Ā | Re-excision rate | 25.8% | 16% | 44% | 30% | 12% |
Reduction | Absolute Reduction (% points) | 16.1% | 8.0% | 23.8% | 20.2% | 7.8% |
Ā | Relative reduction | 62% | 51% | 62% | 66% | 64% |
Ā | P-value | <0.0001 | Ā | Ā | Ā | Ā |