Table 2.

Cox regression analysis under inclusion of clinicopathologic factors and HDAC2 expression (N = 140)

Overall survival
HR (95% CI)P
Age at diagnosis
    Per year1.035 (1.005-1.065)0.021
Tumor stage
    pT1/pT21.000
    pT3/pT41.071 (0.447-2.568)0.877
Lymph node status
    Per positive node1.272 (1.139-1.421)<0.001
Metastasis
    M01.000
    M12.864 (1.075-7.627)0.035
Grade
    G1/G21.000
    G31.900 (0.833-4.337)0.127
HDAC2 expression
    Negative1.000
    Positive2.587 (1.095-6.116)0.030
  • Abbreviations: HR, risk ratio; 95% CI, 95% confidence interval.