Table 4 Association of cytokines and growth factors levels with clinicopathological features

Smoking

0.0017^*

0.1542

0.4652

0.9853

Alcohol

0.1325

0.0915

0.1433

0.3278

Histological grade G

0.1105

0.0344^*

0.0421^*

0.7569

T stage

0.8636

0.0412^*

0.0005^*

0.2400

N stage

0.2592

0.3230

0.2878

0.0062^*

EBV

0.0002^*

0.0456^*

0.0502

0.2842

HPV

0.0382^*

0.7348

0.9016

0.0396^*

HPV + EBV

0.0331^*

0.6416

0.1180

0.0117^*