Table 4.

Multivariate analysis (Cox regression model)

ParameterVariableRR95% CIP
pT stagepT2 vs pT31.070.92-1.24<0.0001
pT2 vs pT42.712.08-3.46
Gleason grade≤3+3 vs 3+40.790.68-0.93<0.0001
≤3+3 vs 4+31.731.45-2.05
≤3+3 vs ≥4+42.141.61-2.79
PSA level<4 vs 4-100.890.77-1.040.001
<4 vs 10-201.110.95-1.30
<4 vs >201.291.07-1.54
HER2Pos vs neg0.910.81-1.010.099