Table 3.
Risk of Breast Cancer–Specific Mortality for Invasive Breast Cancer Cases by Body Mass Index and Estrogen Receptor Status
| |
Breast cancer–specific mortalitya |
|
|---|---|---|
| ER+ | ER− | |
| Hispanic | n=160 | n=89 |
| BMI (kg/m2) at interview, HR (95% CI) | ||
| ≤24.9 | 1.00 (—) | 1.00 (—) |
| 25–29.9 | 0.73 (0.28, 1.88) | 0.59 (0.17, 2.02) |
| ≥30 | 1.58 (0.63, 3.98) | 0.76 (0.18, 3.23) |
| ptrend | 0.34 | 0.66 |
| Non-Hispanic white | n=187 | n=74 |
| BMI (kg/m2) at interview, HR (95% CI) | ||
| ≤24.9 | 1.00 (—) | 1.00 (—) |
| 25–29.9 | 1.10 (0.49, 2.45) | 0.17 (0.02, 1.35) |
| ≥30 | 2.18 (0.73, 6.57) | 0.74 (0.11, 5.06) |
| ptrend | 0.23 | 0.81 |
a
HRs adjusted for BMI at age 18, stage, and treatment.