Table 2 Hazard ratios (with 95% confidence intervals) of dying from breast cancer according to birth length, birth weight and ponderal index, with adjustment for place of birth and year of diagnosis.
From: Birth length and weight as predictors of breast cancer prognosis
Birth length | Birth weight | Ponderal index | |
|---|---|---|---|
N = 331 | N = 329 | N = 329 | |
1st quintile | 1.0 (reference) | 1.0 (reference) | 1.0 (reference) |
2-4th quintiles | 1.08 (0.61,1.88) | 1.08 (0.62,1.88) | 1.01 (0.59,1.74) |
5th quintile | 1.83 (1.03,3.25) | 1.16 (0.59,2.29) | 0.81 (0.39,1.67) |
p-value linear trend | p = 0.03 | p = 0.59 | p = 0.11 |