Table 1.
Logistic Regression Model for Predictors of Reconstruction
| Variable | Odds Ratio | 95% CI | P |
|---|---|---|---|
| Age, y | <0.001 | ||
| 18–39 | 2.28 | 1.82–2.86 | |
| 40–49 | 2.12 | 1.75–2.57 | |
| 50–59 | 1.36 | 1.13–1.64 | |
| 60–69 | 1.00 | (Reference) | |
| ≥70 | 0.42 | 0.31–0.58 | |
| Year of diagnosis (continuous,1-y difference) | 1.06 | 1.04–1.08 | <0.001 |
| Insurance | <0.001 | ||
| Private insurance | 1.00 | (Reference) | |
| Medicaid | 0.63 | 0.52–0.76 | |
| Medicare | 0.70 | 0.56–0.87 | |
| Other government | 0.75 | 0.43–1.31 | |
| Uninsured | 0.59 | 0.42–0.83 | |
| Unknown | 0.87 | 0.51–1.49 | |
| Income | <0.001 | ||
| <$38,000 | 1.00 | (Reference) | |
| $38,000–$47,999 | 1.04 | 0.84–1.29 | |
| $48,000–$62,999 | 1.27 | 1.03–1.56 | |
| ≥$63,000 | 1.72 | 1.41–2.10 | |
| Missing | 1.84 | 0.88–3.88 | |
| Urban/rural continuum | <0.001 | ||
| Large metropolitan | 1.00 | (Reference) | |
| Metropolitan | 0.63 | 0.54–0.73 | |
| Urban | 0.60 | 0.44–0.82 | |
| Rural | 0.45 | 0.34–0.60 | |
| Unknown | 0.84 | 0.57–1.23 | |
| Personal cancer history | 0.006 | ||
| First and only cancer | 1.00 | (Reference) | |
| First of >1 | 1.43 | 1.16–1.77 | |
| Second | 0.95 | 0.76–1.18 | |
| Third or more; unknown | 1.25 | 0.73–2.15 | |
| Stage | 0.020 | ||
| 1 | 1.31 | 1.06–1.62 | |
| 2 | 1.16 | 0.90–1.39 | |
| 3 | 1.00 | (Reference) | |
| Contralateral surgery | <0.001 | ||
| Ipsilateral mastectomy with CPM | 2.02 | 1.78–2.29 | |
| Unilateral mastectomy | 1.00 | (Reference) | |
| Initial diagnosis location | 0.002 | ||
| At facility | 1.00 | (Reference) | |
| Elsewhere | 1.22 | 1.08–1.38 | |
| Surgery at reporting facility | <0.001 | ||
| Yes | 1.37 | 1.15–1.62 | |
| No | 1.00 | (Reference) | |
| Type of surgery | <0.001 | ||
| Total mastectomy | 1.00 | (Reference) | |
| Modified radical mastectomy | 0.68 | 0.59–0.78 | |
| Radical mastectomy | 1.11 | 0.78–1.57 |