| Insurance |
| Private versus not insured |
1.324 (0.398, 4.406) |
<0.001 |
| Medicaid versus not insured |
0.798 (0.169, 3.766) |
|
| Medicare versus not insured |
1.420 (0.428, 4.717) |
|
| Other versus not insured |
0.610 (0.059, 6.300) |
|
| Income |
| $30,000–34,999 versus $30,000 |
1.588 (0.831, 3.033) |
0.009 |
| $35,000–45,999 versus <$30,000 |
1.564 (0.854, 2.866) |
|
| >46,000 versus <$30.000 |
1.781 (1.003, 3.162) |
|
| Facility type |
| Comprehensive versus community |
3.393 (1.227, 9.388) |
<0.001 |
| Academic versus community |
6.664 (2.404, 18.472) |
|
| Size |
| No tumor versus >5 cm |
0.001 (0.000, I) |
<0.001 |
| <1 versus >5 cm |
0.779 (0.412, 1.476) |
|
| 1–2 versus >5 cm |
0.896 (0.508, 1.581) |
|
| 2–3 versus >5 cm |
1.438 (0.842, 2.455) |
|
| 3–4 versus >5 cm |
1.619 (0.962, 2.724) |
|
| 4–5 versus >5 cm |
1.219 (0.676, 2.198) |
|
| Histology |
| Neuroendocrine versus adenocarcinoma |
0.369 (0.148, 0.916) |
<0.001 |
| Other versus adenocarcinoma |
2.564 (0.869, 7.568) |
|
