Table 2.
Predictors of ApT using multivariable logistic regression and predictors of ApT within each facility using mixed effects logistic regression model
| Logistic Regression | Mixed Effects Logistic Regression | ||||||
|---|---|---|---|---|---|---|---|
| Characteristic, n (%) | OR | 95% CI | p | OR | 95% CI | p | |
| Age, years (per 10 year increase) | 0.67 | 0.65–0.68 | <.001 | 0.69 | 0.68–0.71 | <.001 | |
| Gender | Male (ref) | - | - | - | - | - | - |
| Female | 0.88 | 0.84–0.96 | <.001 | 0.87 | 0.84–0.91 | <.001 | |
| Charlson Comorbidity Index | 0 (ref) | - | - | - | - | - | - |
| 1 | 1.10 | 1.06–1.16 | <.001 | 1.11 | 1.06–1.16 | <.001 | |
| 2+ | 0.90 | 0.84–0.96 | 0.03 | 0.90 | 0.84–0.97 | 0.004 | |
| Annual household income* | <$38,000 (ref) | - | - | - | - | - | - |
| $38,000–47,999 | 1.10 | 1.03–1.17 | 0.004 | 1.09 | 1.01–1.16 | 0.02 | |
| $48,000–62,999 | 1.09 | 1.02–1.16 | 0.02 | 1.11 | 1.03–1.20 | 0.005 | |
| ≥$63,000 | 0.97 | 0.90–1.05 | 0.41 | 1.05 | 0.96–1.15 | 0.3 | |
| % without HS education* | >21% (ref) | - | - | - | - | - | - |
| 13–20.9% | 1.05 | 0.99–1.12 | 0.12 | 1.01 | 0.94–1.09 | 0.7 | |
| 7–12.9% | 1.09 | 1.02–1.17 | 0.01 | 1.02 | 0.94–1.10 | 0.7 | |
| <7% | 1.17 | 1.08–1.27 | <.001 | 1.04 | 0.95–1.14 | 0.4 | |
| Race | White (ref) | - | - | - | - | - | - |
| Black | 0.72 | 0.67–0.79 | <.001 | 0.79 | 0.73–0.87 | <.001 | |
| Other | 0.91 | 0.81–1.02 | 0.11 | 0.92 | 0.81–1.04 | 0.2 | |
| Insurance status | |||||||
| Not Insured (ref) | - | - | - | - | - | - | |
| Private Insurance | 1.27 | 1.11–1.45 | <.001 | 1.15 | 1.00–1.32 | 0.04 | |
| Medicaid | 1.05 | 0.89–1.24 | 0.54 | 1.04 | 0.88–1.24 | 0.6 | |
| Medicare | 1.54 | 1.34–1.76 | <.001 | 1.37 | 1.19–1.58 | <.001 | |
| Other Government | 1.26 | 1.00–1.59 | 0.05 | 1.14 | 0.89–1.46 | 0.3 | |
| Unknown/Not reported | 1.02 | 0.83–1.26 | 0.83 | 0.96 | 0.77–1.20 | 0.7 | |
| Distance to hospital (per mile increase) | 1.00 | 1.00–1.00 | <.001 | 1.00 | 1.00–1.00 | 0.05 | |
| Days from diagnosis to ApT | 1.00 | 1.00–1.00 | <.001 | 1.00 | 1.00–1.00 | 0.02 | |
| City Type | Metropolitan (ref) | - | - | - | - | - | - |
| Urban | 1.13 | 1.07–1.20 | <.001 | 1.08 | 1.01–1.15 | 0.03 | |
| Rural | 1.13 | 1.03–1.25 | 0.01 | 1.08 | 0.97–1.21 | 0.2 | |
| Hospital Type | Community (ref) | - | - | - | - | - | - |
| Comprehensive Community | 1.36 | 1.27–1.45 | <.001 | - | - | - | |
| Academic | 2.56 | 2.39–2.73 | <.001 | - | - | - | |
| Integrated Cancer Network | 1.55 | 1.41–1.70 | <.001 | - | - | - | |
| Other | 3.64 | 2.28–5.81 | <.001 | - | - | - | |
| Histology | Urothelial CA (ref) | - | - | - | - | - | - |
| Variant | 0.93 | 0.88–0.99 | 0.04 | 0.93 | 0.88–0.99 | 0.04 | |
Adjusted for year of diagnosis.
Abbreviations: HS, high school; CA, carcinoma
*
variables based on neighborhood-level measures