Table 3.
Multivariable model results for receipt of all guideline concordant care for which a woman was eligible for 5194 women with early stage breast cancer, emphasizing the relationship between breast MRI and advanced imaging.
| Odds ratio | 95% confidence intervals | p value | |
|---|---|---|---|
| Mammogram/ultrasound | Ref. | — | — |
| Breast MRI | 1.21 | (0.98, 1.51) | 0.07 |
| CT, PET, and PET/CT | 0.87 | (0.68, 1.12) | 0.28 |
|
| |||
| Age | 0.93 | (0.91, 0.93) | <0.0001 |
|
| |||
| White, non-Hispanic | Ref. | — | — |
| No | 0.96 | (0.73, 1.28) | 0.78 |
|
| |||
| Rural/urban residence (urban) | Ref. | — | — |
| Large rural | 0.65 | (0.50, 0.86) | 0.001 |
| Small rural/isolated | 0.73 | (0.52, 1.04) | 0.08 |
|
| |||
| Plan type (Medicare) | Ref. | — | — |
| Fee for service | 1.07 | (0.79, 1.44) | 0.67 |
| Managed care | 1.08 | (0.89, 1.32) | 0.43 |
| Medicaid | 0.67 | (0.41, 1.13) | 0.12 |
| Multiple | 0.99 | (0.66, 1.51) | 0.95 |
|
| |||
| Log median income | 1.17 | (0.91, 1.51) | 0.22 |
|
| |||
| Year of diagnosis | Ref. | — | — |
| 2003 | 0.77 | (0.58, 1.03) | 0.07 |
| 2004 | 0.74 | (0.55, 0.99) | 0.04 |
| 2005 | 0.73 | (0.55, 0.96) | 0.03 |
| 2006 | 0.73 | (0.55, 0.97) | 0.03 |
| 2007 | 0.75 | (0.56, 0.99) | 0.05 |
| 2008 | 0.66 | (0.50, 0.89) | 0.01 |
|
| |||
| Comorbidity1 | 0.65 | (0.55, 0.77) | <0.0001 |
|
| |||
| Diagnosis to definitive surgery | |||
| ≤60 days | Ref. | — | — |
| >60 days | 0.65 | (0.52, 0.81) | 0.0001 |
MRI: magnetic resonance imaging.
CT: computed tomography.
PET: positron emission tomography.
1Klabunde comorbidity index.