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Table 5 Univariate and multivariate logistic regression analysis for patients with Ewing sarcoma by lung metastasis

From: Risk factors for lung metastasis at presentation with malignant primary osseous neoplasms: a population-based study

CharacteristicUnivariate analysisMultivariate analysis
OR (95% CI)POR (95% CI)P
Age
 < 30Reference NI 
 > 300.942 (0.539–1.645)0.833  
Race
 WhiteReference NI 
 Black1.509 (0.589–3.927)0.399  
 Other10.497 (0.192–0.288)0.150  
 Unknown4.276 (0.595–30.728)0.149  
Gender
 MaleReference   
 Female1.205 (0.787–1.845)0.391NI 
Primary site
 ExtremityReference   
 Axial1.232 (0.811–1.871)0.329NI 
Grade
 Low gradeReference   
 High gradeNA0.999NI 
 UnknownNA0.999  
Tumor size
 < 5Reference Reference 
 > 55.213 (2.052–13.245)0.0015.213 (2.052–13.245)0.001
 Unknown5.820 (2.149–15.764)0.0015.820 (2.149–15.764)0.001
  1. OR odds ratio, CI confidence interval, NI not included. n = 592
  2. 1Including American Indian/Alaska Native, Asian/Pacific Islander
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X