From: Pubertal development in girls by breast cancer family history: the LEGACY girls cohort
 | Hazard ratio (95% confidence interval) | ||
---|---|---|---|
Overall | BCFH+ girls | BCFH– girls | |
Breast Tanner stage T2+ | |||
 n | 248 | 127 | 121 |
 Model 1a | |||
 Weight (per 1 kg) | 1.05 (1.03–1.08) | 1.05 (1.02–1.08) | 1.10 (1.03–1.17) |
 Height (per 1 cm) | 1.01 (0.98–1.04) | 0.99 (0.95–1.02) | 0.98 (0.93–1.04) |
 Race/ethnicity | |||
  Non-Hispanic white | 1 (reference) | 1 (reference) | 1 (reference) |
  Asian | 1.12 (0.54–2.35) | 1.18 (0.35–3.98) | 1.31 (0.53–3.25) |
  Black | 1.31 (0.73–2.37) | 1.36 (0.76–2.42) | 1.51 (0.56–4.08) |
  Hispanic | 1.52 (0.95–2.44) | 2.75 (1.48–5.11) | 0.88 (0.37–2.08) |
 Model 2b | |||
 Overweight (≥85th percentile) | 3.61 (2.16–6.02) | 2.02 (0.99–4.11) | 9.40 (4.94–17.91) |