Table 2

Contribution of various potential prognostic factors to disease-free survival by Cox regression analysis in 96 superficial bladder cancers

VariableRR95% CIP
Age1.0050.976–1.0350.741
Sex1.040.455–2.3780.926
Grade1.1120.399–3.0980.839
Stage2.4891.293–4.7910.006
p27a1.9511.122–3.3910.018
p53b0.9170.516–1.6290.767
  • a The RR is given as low (<25% positive cells) versus moderate or high expression.

  • b The RR is given as positive (>20% positive cells) versus negative tumors.