Characteristics of the JPRAS population tested for BRCA1/2 pv
| Variable (JPRAS cohort tested for BRCA1/2, n = 520) . | Value Continuous, median (range) Categorical, n (%) . |
|---|---|
| Age at BC surgery, y | 47 (23-75) |
| Follow-up time from BC surgery to death/last follow-up, median (IQR), mo | 139 (98-206) |
| Year of surgery | 2009 (1993-2017) |
| BRCA1/2 pv | 43 (8.3) |
| Bilateral implants | 369 (70.2) |
| Silicone vs saline filling | 338 (65.5) |
| Previous chemotherapy | 269 (51.1) |
| Previous breast RT | 161 (31.2) |
| Infiltrating carcinoma | 417 (82.4); missing 13 |
| Ductal vs lobular | 384 (76.3); missing 13 |
| Variable (JPRAS cohort tested for BRCA1/2, n = 520) . | Value Continuous, median (range) Categorical, n (%) . |
|---|---|
| Age at BC surgery, y | 47 (23-75) |
| Follow-up time from BC surgery to death/last follow-up, median (IQR), mo | 139 (98-206) |
| Year of surgery | 2009 (1993-2017) |
| BRCA1/2 pv | 43 (8.3) |
| Bilateral implants | 369 (70.2) |
| Silicone vs saline filling | 338 (65.5) |
| Previous chemotherapy | 269 (51.1) |
| Previous breast RT | 161 (31.2) |
| Infiltrating carcinoma | 417 (82.4); missing 13 |
| Ductal vs lobular | 384 (76.3); missing 13 |
IQR, interquartile range; RT, radiotherapy.