Table 2.
Descriptive statistics of our cohort
| Characteristic | Overall (N = 13) |
|---|---|
| Age, median (range) | |
| At breast cancer diagnosis | 42 (30–57) |
| At bariatric surgery | 52 (33–63) |
| Years from BC dx to BS, median (range) | 3.0 (1.1–14.2) |
| BMI at breast cancer diagnosis, N (%) | |
| 30–34.9 | 2 (15.4) |
| 35–39.9 | 4 (30.8) |
| 40 and above | 4 (30.8) |
| Missing/NA | 3 (23.1) |
| BMI at bariatric surgery, N (%) | |
| 30–34.9 | 1 (7.7) |
| 35–39.9 | 6 (46.2) |
| 40 and above | 6 (46.2) |
| Type of bariatric surgery, N (%) | |
| Laparoscopic Roux-en-Y gastric bypass | 6 (46.2) |
| Laparoscopic sleeve gastrectomy | 5 (38.5) |
| Laparoscopic adjustable gastric band | 1 (7.7) |
| Laparoscopic duodenal switch | 1 (7.7) |
| Post-op complication, N (%) | |
| None | 12 (92.3) |
| Abdominal wall hematoma | 1 (7.7) |
| Breast cancer stage at diagnosis, N (%) | |
| I | 9 (69.2) |
| II | 3 (23.1) |
| Missing/NA | 1 (7.7) |
| Hormonal receptor (HR)/HER-2 status, N (%) | |
| HR (+), HER-2 (+) | 1 (7.7) |
| HR (+), HER-2 (−) | 9 (69.2) |
| HR (−), HER-2 (−) | 2 (15.4) |
| Missing/NA | 1 (7.7) |
| Breast cancer surgery type, N (%) | |
| Lumpectomy | 6 (46.2) |
| Unilateral mastectomy | 1 (7.7) |
| Bilateral mastectomies | 6 (46.2) |
| Treated with adjuvant chemotherapy, N (%) | |
| Yes | 9 (69.2) |
| No | 4 (30.8) |
| Treated with radiation therapy, N (%) | |
| Yes | 6 (46.2) |
| No | 7 (53.8) |
| Treated with endocrine therapy, N (%) | |
| Yes | 10 (76.9) |
| No | 2 (15.4) |
| Missing/NA | 1 (7.7) |
| Recurrence of breast cancer, N (%) | |
| Yes | 1 (7.7) |
| No | 12 (92.3) |
BC, breast cancer; BMI, body mass index; BS, bariatric surgery; dx, diagnosis; NA, not available