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Table 2 Epidemiological, clinical and virological characteristics of patients (%)

From: Salivary and serum IL-10, TNF-α, TGF-β, VEGF levels in oropharyngeal squamous cell carcinoma and correlation with HPV and EBV infections

  EBV P value HPV P value
Positive N = 40 Negative N = 38 Positive N = 24 Negative N = 54
Sex female 2.5 15.8 0.0401* 4.2 11.1 0.2908
male 97.5 84.2 95.8 88.9
Age 40–49 20.0 10.5 0.4902 0 22.2 0.5692
50–69 40.0 47.4 75.0 29.6
70 + 40.0 42.1 25.0 48.2
Place of residence urban 70.0 57.9 0.2652 75.0 59.3 0.1736
rural 30.0 42.1 25.0 40.7
Smoking yes 80.0 78.9 0.9083 83.3 77.8 0.5692
no 20.0 21.1 16.7 22.2
Alcohol yes 45.0 42.1 0.7966 33.3 48.2 0.2196
no 55.0 57.9 66.7 57.8
Histological grading G 1 20.0 31.6 0.4911 33.3 22.8 0.0023*
2 75.0 63.2 55.0 77.8
3 5.0 5.2 16.7 0
T stage 1 10.0 15.8 0.0908 0 18.5 0.0004*
2 45.0 42.1 75.0 29.7
3 30.0 10.5 8.3 25.9
4 15.0 31.6 16.7 25.9
N stage N0 50.0 63.2 0.7043 58.3 55.6 0.7948
N1 20.0 15.8 16.7 18.5
N2 15.0 10.5 16.7 11.1
N3 15.0 10.5 8.3 14.8
  1. *statistically significant