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BACKGROUND: The impact of race and ethnicity on the biologic features and outcome variables of women who are diagnosed with preinvasive breast cancer—ductal carcinoma in situ (DCIS)—has not been addressed widely in the published literature. METHODS: Patient demographic, clinical, and pathologic features and outcome variables were analyzed with respect to the patient's initial self-reported race/ethnicity among women who received treatment for a diagnosis of pure DCIS from 1996 to 2009. RESULTS: Of 1902 patients, 1411 were white (74.2%), 214 were African American (11.3%), 175 were Hispanic (9.1%), and 102 were Asian/Pacific Islander (5.4%). The majority of patients were between ages 41 and 70 years (83%). Patients of Hispanic and Asian/Pacific Islander descent were significantly younger than white and African American patients (P 70 years and Hispanic patients aged |
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