| Low (N=60) |
High1 (N=333) |
High2 (N=210) |
Overall (N=603) |
P-value | |
|---|---|---|---|---|---|
| Age | |||||
| <50 | 26 (44.1%) | 119 (35.8%) | 85 (40.7%) | 230 (38.3%) | 0.54 |
| >=50 | 33 (55.9%) | 213 (64.2%) | 124 (59.3%) | 370 (61.7%) | |
| Menopausal Status | |||||
| Post- | 31 (54.4%) | 189 (61.2%) | 124 (63.3%) | 344 (61.2%) | 0.681 |
| Pre-/Peri- | 26 (45.6%) | 120 (38.8%) | 72 (36.7%) | 218 (38.8%) | |
| Race/Ethnicity | |||||
| AAPI | 0 (0%) | 7 (2.2%) | 5 (2.6%) | 12 (2.1%) | 0.996 |
| American Indian or Alaska Native | 0 (0%) | 1 (0.3%) | 0 (0%) | 1 (0.2%) | |
| Black | 8 (14.3%) | 44 (14.1%) | 32 (16.7%) | 84 (15.0%) | |
| Latin American | 3 (5.4%) | 18 (5.8%) | 12 (6.3%) | 33 (5.9%) | |
| Mixed | 1 (1.8%) | 2 (0.6%) | 1 (0.5%) | 4 (0.7%) | |
| White | 44 (78.6%) | 240 (76.9%) | 142 (74.0%) | 426 (76.1%) | |
| Tumor Stage | |||||
| T1 | 3 (7.1%) | 62 (23.4%) | 38 (23.2%) | 103 (21.9%) | <0.001 |
| T2 | 18 (42.9%) | 137 (51.7%) | 100 (61.0%) | 255 (54.1%) | |
| T3 | 17 (40.5%) | 51 (19.2%) | 15 (9.1%) | 83 (17.6%) | |
| T4 | 4 (9.5%) | 15 (5.7%) | 11 (6.7%) | 30 (6.4%) | |
| Lymph Node Status | |||||
| N0 | 14 (33.3%) | 95 (37.4%) | 77 (48.7%) | 186 (41.0%) | 0.312 |
| N1 | 24 (57.1%) | 143 (56.3%) | 67 (42.4%) | 234 (51.5%) | |
| N2 | 3 (7.1%) | 9 (3.5%) | 7 (4.4%) | 19 (4.2%) | |
| N3 | 1 (2.4%) | 7 (2.8%) | 7 (4.4%) | 15 (3.3%) | |
| Grade | |||||
| G1 | 6 (10.9%) | 28 (9.2%) | 1 (0.5%) | 35 (6.3%) | <0.001 |
| G2 | 47 (85.5%) | 176 (57.5%) | 41 (20.7%) | 264 (47.2%) | |
| G3 | 2 (3.6%) | 102 (33.3%) | 156 (78.8%) | 260 (46.5%) | |
| ER% | |||||
| High (>50%) | 60 (100%) | 313 (95.7%) | 102 (54.3%) | 475 (82.6%) | <0.001 |
| Low (<10%) | 0 (0%) | 3 (0.9%) | 44 (23.4%) | 47 (8.2%) | |
| Medium (10-50%) | 0 (0%) | 11 (3.4%) | 42 (22.3%) | 53 (9.2%) | |
| Ki67% | |||||
| <=20 | 23 (56.1%) | 63 (27.5%) | 8 (5.2%) | 94 (22.2%) | <0.001 |
| >20 | 18 (43.9%) | 166 (72.5%) | 145 (94.8%) | 329 (77.8%) | |
| Surgery Type | |||||
| BCS | 17 (30.4%) | 132 (40.5%) | 100 (48.1%) | 249 (42.2%) | 0.1 |
| Mastectomy | 39 (69.6%) | 194 (59.5%) | 108 (51.9%) | 341 (57.8%) | |
| BP Subtype | |||||
| Basal | 0 (0%) | 8 (2.4%) | 112 (53.3%) | 120 (19.9%) | <0.001 |
| HER2 | 0 (0%) | 0 (0%) | 2 (1.0%) | 2 (0.3%) | |
| Luminal A | 58 (96.7%) | 0 (0%) | 0 (0%) | 58 (9.6%) | |
| Luminal B | 0 (0%) | 317 (95.2%) | 91 (43.3%) | 408 (67.7%) | |
| Not Requested | 2 (3.3%) | 8 (2.4%) | 5 (2.4%) | 15 (2.5%) |