Table 4.
Multivariate logistic regressions model for predictors of radiotherapy refused
| Factor | OR | 95%CI | P-value |
|---|---|---|---|
| Age | < 0.001 | ||
| ≤ 50 | 1 | Reference | |
| > 50 | 1.470 | 1.269–1.703 | < 0.001 |
| Income | < 0.001 | ||
| < 65,000 | 1 | Reference | |
| ≥ 65,000 | 0.578 | 0.529–0.632 | < 0.001 |
| Marital | < 0.001 | ||
| Married | 1 | Reference | |
| Single | 1.415 | 1.237–1.619 | < 0.001 |
| Divorced | 2.094 | 1.905–2.301 | < 0.001 |
| Race | < 0.001 | ||
| White | 1 | Reference | |
| Black | 0.759 | 0.645–0.894 | 0.001 |
| Others | 0.725 | 0.601–0.874 | 0.001 |
| Grade | < 0.001 | ||
| Grade I + II | 1 | Reference | |
| Grade III + IV | 1.457 | 1.293–1.642 | < 0.001 |
| Stage | < 0.001 | ||
| Stage I | 1 | Reference | |
| Stage II | 1.281 | 1.159–1.416 | < 0.001 |
| Stage III | 2.228 | 1.712–2.898 | < 0.001 |
| Subtype | < 0.001 | ||
| HR + /HER-2 + | 1 | Reference | |
| HR + /HER-2- | 0.593 | 0.495–0.71 | < 0.001 |
| HR-/HER-2 + | 0.997 | 0.713–1.392 | 0.984 |
| HR-/HER-2- | 0.776 | 0.612–0.985 | 0.037 |
| Chemotherapy | < 0.001 | ||
| No | 1 | Reference | |
| Yes | 0.119 | 0.1–0.142 | < 0.001 |