Table 4.
Multivariable logistic regression models predicting ineligibility and refusal
| Variable | Ineligibility
|
Refusal
|
|||
|---|---|---|---|---|---|
| OR | 95% CI | OR | 95% CI | ||
| Race | White | 1.00 | – | 1.00 | – |
| AA | 1.26 | 1.00–1.58* | 1.79 | 1.27–2.52*** | |
| Gender | Men | 1.00 | – | 1.00 | – |
| Women | 1.77 | 1.41–2.25 | 0.939 | 0.641–1.375 | |
| Age | 21–48 | 1.00 | – | 1.00 | – |
| 49–57 | 1.21 | 0.90–1.63 | 1.08 | 0.71–1.65 | |
| 58–65 | 1.38 | 1.02–1.87 | 1.19 | 0.78–1.83 | |
| ≥65 | 1.09 | 0.70–1.70 | 1.83 | 0.91–3.66 | |
| Insurance | Commercial | 1.00 | – | 1.00 | – |
| Medicaid | 1.64 | 1.14–2.35*** | 0.89 | 0.52–1.55 | |
| Medicare | 2.35 | 1.64–3.36 | 0.61 | 0.34–1.09 | |
| Uninsured | 2.02 | 1.38–2.94 | 0.81 | 0.44–1.47 | |
| Cancer type | Hematologic | 1.00 | 1.00 | ||
| Solid tumor | 1.19 | 0.85–1.69 | 1.92 | 1.16–3.18** | |
| Study phase | Phase I | 1.00 | 1.00 | ||
| Phases II and III | 1.66 | 1.14–2.43** | 1.18 | 0.65–2.13 | |
OR: odds ratio; CI: confidence interval; AA: African-American.
p <0.05,
p <0.01,
p <0.001.