Background Epidemiological studies examining associations between carotenoid intakes and risk of breast cancer by estrogen receptor (ER) and progesterone receptor (PR) status are limited.
Objective We investigated these associations in a pooled analysis of 18 cohort studies.
Design Among 1,028,438 participants followed for with maximum follow-up of 26 years across studies, 33,380 incident invasive breast cancers were identified. Study-specific relative risks (RRs) and 95% confidence...
Authors: Xuehong Zhang, Stephanie A. Smith-Warner