Table 1.
Patient characteristics according to BMI category
| Patient characteristics (N = 977) | BMI < 25 (N = 348) P # of pts (%) | 25 BMI < 30 (N = 309) # of pts (%) | BMI 30 (N = 320) # of pts (%) | Total # of pts (%) | P |
|---|---|---|---|---|---|
| Age at initial treatment | |||||
| Mean (STD) | 46.8 (10.6) | 49.9 (10.7) | 49.7 (10.1) | 48.7 (10.6) | < 0.0001 |
| Race/ethnicity | < 0.0001 | ||||
| African American/Black | 21 (6) | 26 (8.4) | 71 (22.2) | 118 (12.1) | |
| American Indian/Native or Hawaiian/Pacific Islander | 4 (1.2) | 2 (0.7) | 5 (1.6) | 11 (1.1) | |
| Asian | 35 (10.1) | 27 (8.7) | 9 (2.8) | 71 (7.3) | |
| Hispanic | 23 (6.6) | 43 (13.9) | 49 (15.3) | 115 (11.8) | |
| Non-Hispanic White | 265 (76.2) | 211 (68.3) | 186 (58.1) | 662 (67.8) | |
| Menopausal status | 0.14 | ||||
| Pre- | 193 (64.3) | 147 (57.0) | 135 (54.4) | 475 (58.9) | |
| Peri- | 12 (4.0) | 9 (3.5) | 13 (5.2) | 34 (4.2) | |
| Post- | 95 (31.7) | 102 (39.5) | 100 (40.3) | 297 (36.9) | |
| Missing | 48 | 51 | 72 | 171 | |
| Hormonal and HER2 status | 0.53 | ||||
| HR+/HER2+ | 63 (18.1) | 44 (14.2) | 48 (15.0) | 155 (15.9) | |
| HR+/HER2- | 130 (37.4) | 130 (42.1) | 118 (36.9) | 378 (38.7) | |
| HR−/HER2+ | 28 (8.1) | 31 (10.0) | 29 (9.1) | 88 (9.0) | |
| HR−/HER2− | 127 (36.5) | 104 (33.7) | 125 (39.1) | 356 (36.4) | |
| Cancer stage | 0.14 | ||||
| I | 8 (2.7) | 9 (3.5) | 4 (1.6) | 21 (2.6) | |
| II | 222 (75.5) | 173 (66.8) | 183 (70.9) | 578 (71.3) | |
| III | 64 (21.8) | 77 (29.7) | 71 (27.5) | 212 (26.1) | |
| Missing | 54 | 50 | 62 | 166 | |