Table 5 Univariate and multivariate logistic regression analysis for patients with Ewing sarcoma by lung metastasis
Characteristic | Univariate analysis | Multivariate analysis | ||
|---|---|---|---|---|
OR (95% CI) | P | OR (95% CI) | P | |
Age | ||||
< 30 | Reference | NI | ||
> 30 | 0.942 (0.539–1.645) | 0.833 | ||
Race | ||||
White | Reference | NI | ||
Black | 1.509 (0.589–3.927) | 0.399 | ||
Other1 | 0.497 (0.192–0.288) | 0.150 | ||
Unknown | 4.276 (0.595–30.728) | 0.149 | ||
Gender | ||||
Male | Reference | |||
Female | 1.205 (0.787–1.845) | 0.391 | NI | |
Primary site | ||||
Extremity | Reference | |||
Axial | 1.232 (0.811–1.871) | 0.329 | NI | |
Grade | ||||
Low grade | Reference | |||
High grade | NA | 0.999 | NI | |
Unknown | NA | 0.999 | ||
Tumor size | ||||
< 5 | Reference | Reference | ||
> 5 | 5.213 (2.052–13.245) | 0.001 | 5.213 (2.052–13.245) | 0.001 |
Unknown | 5.820 (2.149–15.764) | 0.001 | 5.820 (2.149–15.764) | 0.001 |