Research Article
High Level of Tregs Is a Positive Prognostic Marker in Patients with HPV-Positive Oral and Oropharyngeal Squamous Cell Carcinomas
Table 4
Factors with impact on patients’ survival (Cox regression analysis).
| | Disease specific survival | Overall survival | | value | HR | 95% CI | Adjusteda value | Adjusted HR | 95% CI | value | HR | 95% CI | Adjusteda value | Adjusted HR | 95% CI |
| Gender | | | | | Female | Referent | Referent | Referent | Referent | Male | 0.277 | 0.326 | 0.043–2.458 | 0.356 | 0.385 | 0.051–2.929 | 0.099 | 0.300 | 0.072–1.253 | 0.126 | 0.327 | 0.078–1.370 | Age | 0.035 | 0.972 | 0.920–1.026 | NA | 0.892 | 1.003 | 0.963–1.044 | NA | Tobacco | | | | | Nonsmoker | Referent | Referent | Referent | Referent | Smoker | 0.218 | 0.623 | 0.293–1.323 | 0.435 | 0.740 | 0.347–1.576 | 0.019 | 0.505 | 0.285–0.894 | 0.021 | 0.496 | 0.274–0.898 | Alcohol | | | | | No | Referent | Referent | Referent | Referent | Yes | 0.971 | 1.010 | 0.586–1.741 | 0.837 | 1.059 | 0.615–1.822 | 0.505 | 1.506 | 0.452–5.017 | 0.864 | 0.966 | 0.647–1.440 | Tumor size | | | | | T1 + T2 | Referent | Referent | Referent | Referent | T3 + T4 | 0.187 | 1.930 | 0.727–5.127 | 0.151 | 2.061 | 0.768–5.529 | 0.027 | 2.192 | 1.092–4.396 | 0.021 | 2.296 | 1.135–4.646 | Nodal status | | | | | N0 | Referent | Referent | Referent | Referent | N1–N3 | 0.091 | 3.565 | 0.959–1.033 | 0.020 | 6.035 | 1.334–27.305 | 0.188 | 1.700 | 0.771–3.747 | 0.064 | 2.228 | 0.995–5.194 | Tumor grade | | | | | G1 | Referent | Referent | Referent | Referent | G2 + G3 | 0.980 | 1.006 | 0.627–1.616 | 0.932 | 1.018 | 0.683–1.516 | 0.408 | 1.102 | 0.875–1.388 | 0.498 | 1.080 | 0.864–1.350 | Tumor location | | | | | Oropharyngeal | Referent | Referent | Referent | Referent | Oral | 0.631 | 1.363 | 0.386–4.814 | 0.993 | 1.006 | 0.277–3.653 | 0.812 | 0.881 | 0.309–2.51 | 0.508 | 0.697 | 0.239–2.029 | Recurrence | | | | | No | Referent | Referent | Referent | Referent | Yes | 0.0001 | 12.208 | 4.591–32.46 | 0.001 | 10.503 | 3.843–28.705 | 0.0001 | 6.936 | 3.372–14.268 | 0.0001 | 6.711 | 3.192–14.111 | Tregs | 0.054 | 0.917 | 0.840–1.001 | 0.061 | 0.920 | 0.843–1.004 | 0.459 | 0.984 | 0.943–1.027 | 0.525 | 0.986 | 0.956–1.029 | Tregs | | | | | Low | Referent | Referent | Referent | Referent | High | 0.098 | 0.428 | 0.157–1.171 | 0.085 | 0.413 | 0.151–1.129 | 0.097 | 0.563 | 0.286–1.109 | 0.103 | 0.568 | 0.269–1.123 | CD4+ | 0.929 | 1.003 | 0.946–1.063 | 0.772 | 0.991 | 0.936–1.051 | 0.815 | 0.995 | 0.956–1.036 | 0.615 | 0.990 | 0.951–1.030 | CD8+ | 0.260 | 1.032 | 0.956–1.105 | 1.091 | 1.027 | 0.972–1.085 | 0.199 | 1.026 | 0.987–1.066 | 0.236 | 10.023 | 0.985–1.063 | CD4+CD8+sum | 0.202 | 1.038 | 0.980–1.098 | 0.472 | 1.021 | 0.964–1.082 | 0.272 | 1.023 | 0.982–1.065 | 0.443 | 1.012 | 0.974–1.061 | CD4+/CD8+ | 0.274 | 0.701 | 0.371–1.325 | 0.246 | 0.693 | 0.373–1.288 | 0.154 | 0.735 | 0.481–1.112 | 0.129 | 0.725 | 0.479–1.098 | CD8+/Tregs | 0.001 | 1.211 | 1.098–1.336 | 0.001 | 1.187 | 1.074–1.311 | 0.004 | 1.150 | 1.045–1.266 | 0.012 | 1.136 | 1.029–1.253 | CD19 | 0.851 | 0.991 | 0.905–1.085 | 0.953 | 1.003 | 0.921–1.091 | 0.617 | 0.986 | 0.924–1.052 | 0.853 | 0.994 | 0.932–1.060 | CD3–56+16+ | 0.020 | 0.885 | 0.798–0.981 | 0.062 | 0.905 | 0.815–1.005 | 0.295 | 0.986 | 0.911–1.029 | 0.409 | 0.974 | 0.915–1.037 | HPV DNA | | | | | Negative | Referent | | Referent | | Positive | 0.057 | 0.335 | 0.109–1.033 | | 0.125 | 0.582 | 0.292–1.162 | |
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adjusted for HPV and age, HR: hazard ratio 95% CI: confidence interval; : probability.
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