Table 1:
Patient characteristics stratified by race/ethnicity
| Patient Characteristics | Total (N=318) |
BEST* (N=96) |
SCCS | |
|---|---|---|---|---|
| NHW (N=91) |
||||
| Age, years (%) | ||||
| ≤ 50 | 128 (40) | 96 (100) | 22 (17) | 10 (11) |
| > 50 | 190 (60) | - | 19 (83) | 81 (89) |
| Income, annual household (%) | ||||
| < $25,000 | 196 (64) | 34 (39) | 100 (76) | 62 (70) |
| ≥ $25,000 | 110 (36) | 53 (61) | 31 (24) | 26 (30) |
| Missing | 12 | 9 | - | 3 |
| Stage (%) | ||||
| I | 147 (52) | 42 (50) | 55 (49) | 50 (58) |
| II | 105 (37) | 33 (40) | 43 (38) | 29 (34) |
| III | 30 (11) | 8 (10) | 15 (13) | 7 (8) |
| Missing | 36 | 13 | 18 | 5 |
| PAM50 Subtype (%) | ||||
| HR+,luminal A | 203 (64) | 52 (54) | 85 (65) | 66 (73) |
| HR+,non-luminal A | 115 (36) | 44 (46) | 46 (35) | 25 (27) |
| Luminal B | 79 (23) | 27 (28) | 28 (21) | 18 (20) |
| Basal | 33 (10) | 15 (16) | 13 (10) | 5 (5) |
| HER2-enriched | 9 (3) | 2 (2) | 5 (4) | 2 (2) |
| ROR score, 0–100 (%) | ||||
| < 10 (low) | 81 (25) | 28 (29) | 26 (20) | 27 (30) |
| 10–62 (intermediate) | 155 (49) | 36 (38) | 69 (53) | 50 (55) |
| > 62 (high) | 2 (26) | 32 (33) | 36 (27) | 14 (15) |
*
BEST study only included Black women ≤ 50 years
Abbreviations: Non-Hispanic White (NHW), Risk of recurrence (ROR).