Table 2.
Patient demographics and tumor characteristics for DCIS and invasive disease
| DCIS | Invasive | |||||
|---|---|---|---|---|---|---|
| APBI | WBI | P value | APBI | WBI | P value | |
| Patients | 40 | 18 | 162 | 76 | ||
| Months Follow-up | 69.4 | 72.7 | 0.502 | 62.9 | 62.1 | 0.543 |
| (Range) | (13.7-92.6) | (24.6-87.6) | (2.2-96.6) | (4.4-98.4) | ||
| Median Age | 59.2 | 56.5 | 0.752 | 61.4 | 58.1 | 0.079 |
| (Range) | (40.3-82.4) | (41.4-84.2) | (34.7-84.3) | (33.0-84.7) | ||
| Race | 0.018 | < 0.001 | ||||
| Caucasian | 31 (77.5%) | 10 (55.6%) | 138 (85.2%) | 44 (57.9%) | ||
| Black | 9 (22.5%) | 8 (44.4%) | 22 (13.6%) | 32 (42.1%) | ||
| Other | 0 (0%) | 0 (0%) | 2 (1.2%) | 0 (0.0%) | ||
| Anatomy | ||||||
| Side | 0.776 | 1.000 | ||||
| Right | 17 (42.5%) | 9 (50.0%) | 80 (49.4%) | 38 (50.0%) | ||
| Left | 23 (57.5%) | 9 (50.0%) | 82 (50.6%) | 38 (50.0%) | ||
| Quadrant | 0.049 | < 0.001 | ||||
| UOQ | 18 (45.0%) | 14 (77.8%) | 70 (43.2%) | 50 (65.8%) | ||
| UIQ | 7 (17.5%) | 3 (16.7%) | 46 (28.4%) | 14 (18.4%) | ||
| LIQ | 6 (15.0%) | 1 (5.6%) | 23 (14.2%) | 4 (5.3%) | ||
| LOQ | 9 (22.5%) | 0 (0%) | 23 (14.2%) | 8 (10.5%) | ||
| Estrogen Receptor | 0.548 | 0.256 | ||||
| ER + | 28 (70.0%) | 12 (66.7%) | 139 (85.8%) | 59 (77.6%) | ||
| ER - | 3 (7.5%) | 0 (0%) | 23 (14.2%) | 15 (19.7%) | ||
| ER Unknown | 9 (22.5%) | 6 (33.3%) | 0 (0%) | 2 (2.6%) | ||
| Progesterone Receptor | 0.727 | 0.369 | ||||
| PR + | 21 (52.5%) | 9 (50.0%) | 113 (69.8%) | 49 (64.5%) | ||
| PR - | 10 (25.0%) | 3 (16.7%) | 49 (30.2%) | 27 (35.5%) | ||
| PR Unknown | 9 (22.5%) | 6 (33.3%) | 0 (0%) | 2 (2.6%) | ||
| LCIS | 0.084 | |||||
| Present | 1 (2.5%) | 3 (16.7%) | 14 (8.6%) | 14 (18.4%) | 0.050 | |
| Absent | 39 (97.5%) | 15 (83.3%) | 148 (91.4%) | 62 (81.6%) | ||