Table 3

Cox proportional hazards regression analysis for the effect of chemotherapy on the risk of death from stage III CRC with adjustment for the effects of sex, p53 mutation, and MSI

Relative riskSEzaP
No chemotherapy1.00
Chemotherapy0.260.064−5.46<0.001
Male1.00
Female0.800.152−1.170.2
Chemotherapy/sex interaction2.230.6382.800.005
MSI−1.00
MSI+0.410.172−2.120.034
Chemotherapy/MSI interaction0.490.409−0.860.4
p53 IHC+1.00
p53 IHC−0.650.122−2.280.023
Chemotherapy/p53 interaction1.760.4872.040.041
  • a Z, standard normal deviate.