Table 2

Stratified survival analysis

VariableCut-offP
pRb2/p130+,++,+++Negative
 Survival rate85%60%0.2500
 Median survival time (months)3225
VEGFaNegative+,++,+++
 Survival rate90%33%0.0091
 Median survival time (months)3418
PCNAP and <50%P and ≥50%
 Survival rate84%25%0.2015
 Median survival time (months)3215
Grading3<3
 Survival rate50%23%0.2602
 Median survival time (months)6134
  • a VEGF, vascular endothelial growth factor; PCNA, proliferating cell nuclear antigen.