Ontology highlight
ABSTRACT:
SUBMITTER: Ambrosone CB
PROVIDER: S-EPMC4836800 | biostudies-literature | 2015 Sep
REPOSITORIES: biostudies-literature
Ambrosone Christine B CB Zirpoli Gary G Hong Chi-Chen CC Yao Song S Troester Melissa A MA Bandera Elisa V EV Schedin Pepper P Bethea Traci N TN Borges Virginia V Park Song-Yi SY Chandra Dhyan D Rosenberg Lynn L Kolonel Laurence N LN Olshan Andrew F AF Palmer Julie R JR
Journal of the National Cancer Institute 20150617 9
<h4>Background</h4>Menarche is a critical time point for diverging fates of mammary cells of origin. African American women have young age at menarche, which could be associated with their high rates of estrogen receptor-negative (ER-) breast cancer.<h4>Methods</h4>In the AMBER Consortium, using harmonized data from 4426 African American women with breast cancer and 17 474 controls, we used polytomous logistic regression to estimate odds ratios (ORs) and 95% confidence intervals (CIs) for ages a ...[more]