Table 3.
Multivariable logistic regression models predicting bone metastases in 5,767 metastatic bladder cancer patients identified within the National Inpatient Sample database, between 2008 and 2015. Dose-response effect after combination of age, ethnicity and gender
| Predictors | Bone metastases | ||
|---|---|---|---|
| Odds ratio | 95% Confidence interval | p–value | |
| Caucasian >63 Female |
Reference | ||
| African–American <63 Male |
2.15 |
1.47–3.16 |
<0.001 |
| African–American <63 Female |
1.67 |
1.02–2.72 |
0.04 |
| African–American >63 Male |
1.61 |
1.16–2.24 |
<0.01 |
| Caucasian <63 Male |
1.52 |
1.23–1.88 |
<0.01 |
| Caucasian >63 Male |
1.29 |
1.08–1.55 |
<0.01 |
| Caucasian <63 Female |
1.01 |
0.74–1.39 |
0.9 |
| African–American >63 Female |
0.95 |
0.59–1.56 |
0.9 |
| Charlson Comorbidity Index (>2 vs. 0–1) | 0.99 | 0.83–1.19 | 0.9 |