Sarcoma / 2014 / Article / Tab 3

Research Article

Clinical Features and Outcomes Differ between Skeletal and Extraskeletal Osteosarcoma

Table 3

Univariate and multivariate prognostic factors for overall survival in a cohort of patients with localized extraskeletal osteosarcoma.

Univariate hazard ratio  
(95% confidence interval)
Univariate valueMultivariate hazard ratio  
(95% confidence interval)
Multivariate value

Tumor size ≥10 cm2.06  
(1.36–3.14)
0.0012.36  
(1.53–3.62)
<0.0001
Axial tumor2.04  
(1.35–3.07)
0.0012.01  
(1.30–3.11)
0.002
Age     
 18–32 years  
 33–59 years  
 60–99 years  
     
Reference 
1.28 (0.53–3.07)  
2.26 (0.98–5.20)
     
     
0.580  
0.055
     
Not tested
     
Not tested
Regional lymph node present2.33 
(1.23–4.41)
0.009Not tested Not tested
Male gender1.27 
(0.88–1.85)
0.204Not testedNot tested
Year of diagnosis  
 1973–1979  
 1980–1989  
 1990–1999  
 2000–2009 
     
1.39 (0.49–3.91)  
0.69 (0.34–1.42)  
0.99 (0.65–1.51)  
Reference
     
0.537  
0.316  
0.964  
     
Not tested
     
Not tested

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