Table 1.
Patient Demographics and Reconstruction Characteristics
| Characteristics | Patients | |
|---|---|---|
| No. patients | 350 | |
| No. breasts | 602 | |
| Mean age at imaging, range, ± SD, years | 49.9 (27–75) ± 9.7 | |
| Mean BMI, range, ± SD, kg/m2 | 28.5 (18–48) ± 5.6 | |
| Type of imaging performed (%) | ||
| CTA | 320 (91.4) | |
| MRA | 30 (8.6) | |
| Breast cancer type (%)* | ||
| Invasive (infiltrating) ductal carcinoma | 200 (33.2) | |
| Ductal carcinoma in situ | 47 (7.8) | |
| Invasive (infiltrating) lobular carcinoma | 31 (5.1) | |
| Lobular carcinoma in situ | 8 (1.3) | |
| Undifferentiated | 1 (0.2) | |
| Malignant phyllodes | 1 (0.2) | |
| Other | 6 (1.0) | |
| No cancer | 231 (38.4) | |
| Information not available | 77 (12.8) | |
| Genetic predisposition (%) | ||
| BRCA+ | 43 (12.3) | |
| BRCA− | 119 (34.0) | |
| Other mutation | 12 (3.4) | |
| Genetic study not performed | 176 (50.3) | |
| Family history of breast cancer (%) | 139 (39.7) | |
| Breast reconstruction (%) | ||
| DIEP flap | 334 (95.4) | |
| Implants | 4 (1.2) | |
| Not performed† | 12 (3.4) | |
| Breast reconstruction laterality (%) | ||
| Bilateral | 244 (69.8) | |
| Unilateral | 94 (26.8) | |
| Not performed to date† | 12 (3.4) | |
| Prophylactic mastectomy (%)* | 231 (38.4) | |
| Breast reconstruction timing (%) | ||
| Delayed | 140 (40.0) | |
| Immediate | 135 (38.6) | |
| Immediate + delayed | 57 (16.3) | |
| Not reconstructed | 12 (3.4) | |
| Information not available | 6 (1.7) | |
*
In number of breasts (n = 602).
†
Not performed due to being lost to follow-up, not a candidate for DIEP reconstruction after imaging, patient preferences or incidental findings on imaging.
BMI, body mass index.