1. Prognostic Impact of Comorbidity in Patients with Bladder Cancer
Ifeanyichukwu I. Megwalu, Anna Vlahiotis, Mohamed Radwan, Jay F. Piccirillo, Adam S. Kibel 
European Urology 
Volume 53, Issue 3, Pages (March 2008)
DOI: /j.eururo
Copyright © 2007 European Association of Urology Terms and Conditions

2. Fig. 1
Overall survival as a function of comorbidity severity. Log-rank chi-square=31.74; p value=0.0001; degrees of freedom=3.
European Urology  , DOI: ( /j.eururo )
Copyright © 2007 European Association of Urology Terms and Conditions

3. Fig. 2
Overall survival as a function of tumor aggressiveness. Log-rank chi-square=89.53; p value=0.0001; degrees of freedom=1.
European Urology  , DOI: ( /j.eururo )
Copyright © 2007 European Association of Urology Terms and Conditions