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Table 4 Multivariate analyses for DSS when patients were stratified by summary stage

From: Clinical characteristics associated with primary cardiac angiosarcoma outcomes: a surveillance, epidemiology and end result analysis

Factor Category Multivariable analysis
Localized, regional Distant
HR 95% CI P value HR 95% CI P value
Age   1.724 0.969–3.068 0.064 2.765 1.572–4.866 0.000
Race White    0.095    0.370
Black 1.526 0.721–3.229 0.269 1.635 0.809–3.306 0.171
Other 0.502 0.219–1.148 0.102 0.947 0.425–2.109 0.895
Histological grade I    0.920    
II 0.000 0.000–4.851E+56 0.888    0.343
III 3.210 0.276–37.364 0.352 0.172 0.017–1.728 0.135
IV 2.863 0.249–32.961 0.399 0.183 0.018–1.868 0.152
Unknown 2.422 0.241–24.342 0.452 0.139 0.015–1.307 0.084
TNM stage I    0.180    
II 0.000 0.000–1.832E+56 0.877    
III 0.000 0.000–3.701E+55 0.859    
IV 0.000 0.000–8.405E+55 0.868    
Unknown 0.000 0.000–4.593E+55 0.862 2.810 0.823–9.595 0.099
Tumour size < 3 cm    0.112    0.102
3 cm–5 cm 2.356 0.597–9.301 0.221 0.677 0.110–4.182 0.675
> 5 cm 5.128 1.252–21.004 0.023 1.180 0.231–6.035 0.843
Unknown 4.278 1.060–17.265 0.041 1.998 0.345–11.588 0.440
LN metastases No       0.898
Yes     1.224 0.435–3.444 0.702
Unknown 0.160 0.019–1.318 0.088 1.223 0.377–3.967 0.738
Distant metastases No       
Yes       
Unknown 11.736 1.292–106.592 0.029    
Radiation Yes/no, unknown 2.319 1.148–4.682 0.019 1.432 0.790–2.595 0.237
Surgery Yes/no, unknown 2.063 1.071–3.973 0.030 1.203 0.667–2.172 0.539