Low mRNA expression of ARID1A (p=0.0096), ARID2 (p=0.0066), ARID3B (p= 0.000024), ARID5A (p=0.0435), ARID5B (p=0.0022), JARID1A (p=0.0044), JARID2 (p=0.0463) were interrelated with worse OS in grade III breast cancer patients. The gene discussed is ARID3B; the disease is breast cancer.