Variables | Multivariate logistic regression analysis | |
---|---|---|
 | HR (95% CI) | P value |
Sex | ||
 Female | Reference | |
 Male | 1.507 (1.052–2.159) | 0.025 |
Primary Site | ||
 Nipple | Reference |  |
 Central portion of breast | 1.169 (0.612–2.231) | 0.636 |
 Upper-inner quadrant of breast | 1.062 (0.555–2.031) | 0.856 |
 Lower-inner quadrant of breast | 1.442 (0.748–2.783) | 0.275 |
 Upper-outer quadrant of breast | 1.084 (0.573–2.047) | 0.805 |
 Lower-outer quadrant of breast | 1.033 (0.538–1.985) | 0.922 |
 Axillary tail of breast | 2.024 (0.900–4.552) | 0.088 |
 Overlapping lesion of breast | 1.178 (0.623–2.228) | 0.614 |
Grade | ||
 I | Reference |  |
 II | 1.801 (1.498–2.165) | < 0.001 |
 III | 1.266 (1.043–1.537) | 0.017 |
 IV | 0.422 (0.127–1.402) | 0.159 |
T stage | ||
 T1 | Reference |  |
 T2 | 4.015 (3.499–4.607) | < 0.001 |
 T3 | 7.638 (6.417–9.091) | < 0.001 |
 T4 | 17.022 (14.330–20.218) | < 0.001 |
N stage | ||
 N0 | Reference |  |
 N1 | 2.709 (2.408–3.047) | < 0.001 |
 N2 | 2.570 (2.174–3.038) | < 0.001 |
 N3 | 4.651 (3.912–5.529) | < 0.001 |
Brain metastasis | ||
 No | Reference |  |
 Yes | 14.890 (10.102–21.947) | < 0.001 |
Liver metastasis | ||
 No | Reference |  |
 Yes | 19.038 (16.042–22.593) | < 0.001 |
Lung metastasis | ||
 No | Reference |  |
 Yes | 13.368 (11.400–15.675) | < 0.001 |
Breast Subtype | ||
 HR−/HER2- | Reference |  |
 HR−/HER2+ | 1.201 (0.938–1.539) | 0.146 |
 HR+/HER2- | 2.496 (2.096–2.972) | < 0.001 |
 HR+/HER2+ | 2.289 (1.886–2.778) | < 0.001 |
Race | ||
 Black | Reference | 0.005 |
 Other | 0.811 (0.655–1.005) | 0.055 |
 White | 1.073 (0.928–1.240) | 0.341 |
Insurance | ||
 Uninsured | Reference |  |
 Insured | 0.686 (0.548–0.859) | 0.001 |
Marital status | ||
 Unmarried | Reference |  |
 Married | 0.861 (0.782–0.947) | 0.002 |