Table 3.
Multivariable logistic regression model to predict the probability of surgery.
| Variable | Odds Ratio | 95 % Confidence Interval | P-Value |
|---|---|---|---|
| Age (continuous) | 0.98 | (0.97 0.98) | <0.001 |
| Race | |||
| White | Ref | ||
| Black | 0.95 | (0.87 1.04) | 0.302 |
| Other | 1.04 | (0.92 1.17) | 0.550 |
| Insurance | |||
| Insured | Ref | ||
| Uninsured | 0.58 | (0.49 0.69) | <0.001 |
| Medicaid | 0.80 | (0.74 0.87) | <0.001 |
| Marital Status | |||
| Married/Partnered | Ref | ||
| Separated/divorced | 0.88 | (0.80 0.96) | 0.007 |
| Single | 0.74 | (0.68 0.80) | <0.001 |
| Unmarried/Domestic Partner | 0.52 | (0.29 0.92) | 0.026 |
| Widowed | 0.97 | (0.88 1.06) | 0.499 |
| nSES | |||
| Low | 1.25 | (1.15 1.36) | <0.001 |
| Middle | 1.09 | (1.01 1.18) | 0.022 |
| High | Ref | ||
| Region | |||
| East | Ref | ||
| Northern Plains | 1.13 | (1.02 1.26) | 0.025 |
| Pacific Coast | 1.08 | (1.01 1.16) | 0.026 |
| Southwest | 1.25 | (1.07 1.46) | 0.005 |
| Chemotherapy | |||
| Yes | Ref | ||
| No/Unknown | 0.43 | (0.40 0.46) | <0.001 |
| Number of Metastasis | |||
| 1 | Ref | ||
| ≥2 | 0.36 | (0.34 0.39) | <0.001 |