ERBB2 and neoplasm: They evaluated differences in tumor characteristics among ethnic groups and found that, compared to NHWs, Latinas have a higher relative risk ratio (RRR) for HER2-enriched tumors (RRR=1.61, 95% CI, 1.12-2.32, p=0.01) after having adjusted by age at diagnosis, histological subtype, chemotherapy, and surgery.