Table 1.
Patient characteristics.
| All (n = 47) |
MRI breast (n = 23) |
MRI lymph nodes (n = 24) |
|
|---|---|---|---|
| Age (median [range]) (years) | 58 (26–78) | 54 (26–72) | 62 (42–78) |
| BMI (median [range]) (kg/m2) | 25.6 (20.2–45.9) | 24.7 (20.2–36.5) | 25.8 (20.8–45.9) |
| Timing of MRI | |||
| Preoperative | 33 (69%) | 14 (61%) | 19 (76%) |
| Postoperative | 15 (31%) | 9 (39%) | 6 (24%) |
| Tumor side• | |||
| Left | 25 (50%) | 10 (43%) | 15 (56%) |
| Right | 25 (50%) | 13 (57%) | 12 (44%) |
| Tumor stage* | |||
| T0 | 3 (6%) | 1 (4%) | 2 (7%) |
| Tis | 7 (14%) | 1 (4%) | 6 (22%) |
| T1 | 24 (48%) | 13 (57%) | 11 (41%) |
| T2 | 15 (30%) | 8 (35%) | 7 (26%) |
| T3 | 1 (2%) | 0 (0%) | 1 (4%) |
| Nodal stage* | |||
| N0 | 39 (78%) | 17 (74%) | 22 (81%) |
| N1 | 4 (8%) | 3 (13%) | 1 (4%) |
| N2 | 1 (2%) | 1 (4%) | 0 (0%) |
| N3 | 2 (4%) | 0 (0%) | 2 (7%) |
| Regional recurrence | 1 (2%) | 0 (0%) | 1 (4%) |
| No SNB performed | 3 (6%) | 2 (9%) | 1 (4%) |
•Two patients had bilateral breast cancer.
*Tumor stage and nodal stage present cT and cN stage for preoperative patients and (y)pT and (y)pN stage for postoperative patients.
BMI: body mass index; SNB: sentinel node biopsy.