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Table 6 Univariate and multivariate logistic regression analysis for patients with chondrosarcoma by lung metastasis

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

Characteristic

Univariate analysis

Multivariate analysis

OR (95% CI)

P

OR (95% CI)

P

Age

 < 30

Reference

 

NI

 

 > 30

3.216 (0.999–10.355)

0.05

  

Race

 White

Reference

 

NI

 

 Black

1.038 (0.406–2.654)

0.938

  

 Other1

0.790 (0.242–2.586)

0.790

  

 Unknown

1.471 (0.188–11.500)

0.713

  

Gender

 Male

Reference

 

Reference

 

 Female

1.683 (1.002–2.828)

0.049

1.502 (0.881–2.559)

0.135

Primary site

 Extremity

Reference

 

NI

 

 Axial

1.095 (0.674–1.782)

0.713

  

Grade

 Low grade

Reference

 

Reference

 

 High grade

7.082 (4.018–12.484)

0.000

6.204 (3.483–11.048)

< 0.001

 Unknown

3.277 (1.599–6.718)

0.001

3.137 (1.520–6.473)

0.002

Tumor size

  < 5

Reference

 

Reference

 

  > 5

2.992 (1.452–6.166)

0.003

2.038 (0.966–4.299)

0.062

 Unknown

2.889 (1.195–6.984)

0.018

2.322 (0.944–5.711)

0.066

  1. OR odds ratio, CI confidence interval, NI not included. n = 1292
  2. 1Including American Indian/Alaska Native, Asian/Pacific Islander
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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X