Factors not associated with fertility concerns in univariate models, and thus not included in multivariate models, included race, site, income, marital status, having a first‐degree relative with breast or ovarian cancer, tumor biology (stage, ER/PR receptors, and HER2 expression), treatment, psychosocial measures and history of infertility treatments. The gene discussed is ERBB2; the disease is Infertility.