Table 2.
Specimen and tumor characteristics
| Parameter | Value |
|---|---|
| Specimen volume (cc) | |
| Mean (STD) | 48.2 (31.1) |
| Specimen weight (g) | |
| Mean (STD) | 20.1 (13.2) |
| Tumor volume (cc) | |
| Mean (STD) | 3.1 (6.8) |
| Histology margin assessment (≤1 mm) | |
| Positive margins, n (%) | 54 (16) |
| IDC | 13 (24) |
| ILC | 6 (11) |
| IDC + DCIS | 2 (4) |
| DCIS | 32 (59) |
| ADH | 1 (2) |
| Negative margins, n (%) | 294 (84) |
Note: The table presents histopathology data on the specimens.
Abbreviations: ADH, atypical ductal hyperplasia; DCIS, ductal carcinoma in situ; IDC, invasive ductal carcinoma; ILC, invasive lobular carcinoma.