Table 2.
Multivariable Cox Regression model for overall survival.
| HR (95% CI) | p-value | |
|---|---|---|
| LRT | ||
| Radiation | 1 | – |
| Metastasectomy | 0.7 (0.6–0.7) | <.001 |
| Metastatic site involvement | <.001 | |
| Bone | 1 | |
| Brain | 1.6 (1.5–1.8) | <.001 |
| Liver | 0.9 (0.7–1.1) | <.001 |
| Lung | 0.8 (0.7–0.9) | .032 |
| More than 1 site | 1.7 (1.6–1.8) | <.001 |
| Age | <.001 | |
| < 50 | 1 | |
| 50–70 | 1.3 (1.2–1.4) | <.001 |
| >70 | 1.9 (1.7–2.0) | <.001 |
| Race | <.001 | |
| White | 1 | |
| Black | 1.2 (1.1–1.2) | <.001 |
| Asian | 0.8 (0.7–0.9) | .020 |
| Other | 0.7 (0.5–0.9) | .002 |
| Charlson/Deyo Comorbidity Score | <.001 | |
| 0 | 1 | |
| 1 | 1.2 (1.2–1.3) | <.001 |
| 2 | 1.5 (1.3–1.7) | <.001 |
| 3 | 1.7 (1.4–2.0) | <.001 |
| Receptor Status | <.001 | |
| HR+/HER2+ | 1 | |
| HR+/HER2- | 1.1 (1.1–1.2) | <.001 |
| HR-/HER2+ | 1.3 (1.2–1.5) | <.001 |
| HR-/HER2- | 3.2 (2.9–3.4) | <.001 |