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Table 2 Age-adjusted odds ratios of mastectomy to lumpectomy between breast cancer biologic subtypes for T1 tumors stratified by race and T2 tumors

From: Her2 positivity and race predict higher mastectomy rates: a SEER database analysis

T1 White Black Other T2 OR (95 % CI)
OR (95 % CI) OR (95 % CI) OR (95 % CI)
Her2+/HR+ vs Her2+/HR− 0.63 (0.57, 0.70) 0.86 (0.65, 1.13) 0.61 (0.47, 0.80) Her2+/HR+ vs Her2+/HR− 0.66 (0.60, 0.72)
Her2+/HR+ vs Her2−/HR+ 1.44 (1.36, 1.53) 1.30 (1.10, 1.52) 1.33 (1.12, 1.57) Her2+/HR+ vs Her2−/HR+ 1.42 (1.34, 1.50)
Her2+/HR+ vs triple negative 1.20 (1.10, 1.30) 1.42 (1.16, 1.72) 1.12 (0.88, 1.44) Her2+/HR+ vs triple negative 1.22 (1.14, 1.32)
Her2+/HR− vs Her2−/HR+ 2.28 (2.08, 2.50) 1.51 (1.19, 1.91) 2.17 (1.72, 2.74) Her2+/HR− vs Her2−/HR+ 2.16 (1.99, 2.34)
Her2+/HR− vs triple negative 1.89 (1.69, 2.10) 1.65 (1.27, 2.14) 1.84 (1.37, 2.47) Her2+/HR− vs triple negative 1.87 (1.70, 2.05)
Her2−/HR+ vs triple negative 0.83 (0.78, 0.88) 1.09 (0.95, 1.26) 0.85 (0.69, 1.04) Her2−/HR+ vs triple negative 0.86 (0.82, 0.91)