Table 2.
Body mass index and triple-negative breast cancer risk.
| Pre-menopausal | Post-menopausal | |||
|---|---|---|---|---|
| Chen et al. (38) | n (%) | OR (95% CI) | n (%) | OR (95% CI) |
| BMI (kg/m2) | ||||
| <25 | 213 (37.1) | 1.00 (ref) | 216 (31.6) | 1.00 (ref) |
| 25–29.9 | 161 (28.0) | 1.27 (0.92–1.75) | 213 (31.2) | 0.93 (0.67–1.29) |
| ≥30 | 200 (34.8) | 1.82 (1.32–2.51) | 254 (37.2) | 0.74 (0.54–1.00) |
| Non-Black | Black | |||
| Stead et al. (28) | n/total (%) | OR (95% CI) | n/total (%) | OR (95% CI) |
| BMI (kg/m2) | ||||
| <30 | 20/137 (15) | 1 | 25/79 (32) | 2.7 (1.4–5.3) |
| ≥ 30 | 8/93 (8.6) | 1 | 27/94 (29) | 4.3 (1.8–10) |
BMI, Body mass index; OR, Odds ratio; CI, Confidence interval; n, Number.