Table 2 HPV DNA, HPV types and p16 INK4a detection in HPV positive cases by head and neck cancer sites and subsites
From: The role of human papillomavirus in head and neck cancer in Senegal
HNC sites and subsites | Cases tested for HPV | HPV DNA positive | HPV type | p16INK4aoverexpression | ||
|---|---|---|---|---|---|---|
N | % | N | % (95% CI) | |||
Oral cavity | ||||||
Lip | 4 | 3.4 | 0 | 0.0 | ||
Gingiva | 5 | 4.3 | 1 | 20.0 (0.5-71.6) | HPV35 (N = 1) | Negative |
Floor of the mouth | 1 | 0.9 | 0 | 0.0 | ||
Tongue | 25 | 21.4 | 0 | 0.0 | ||
Hard palate | 3 | 2.6 | 0 | 0.0 | ||
Palate unspecified | 2 | 1.7 | 0 | 0.0 | ||
Oral cavity unspecified | 1 | 0.9 | 0 | 0.0 | ||
Larynx | ||||||
Epiglottis | 2 | 1.7 | 0 | 0.0 | ||
Vocal cord | 2 | 1.7 | 0 | 0.0 | ||
HPV45 (N = 2) | ||||||
Larynx unspecified | 35 | 29.9 | 3 | 8.6 (1.8-23.1) | HPV16 (N = 1) | Negative |
Hypopharynx or larynx | 25 | 21.4 | 0 | 0.0 | ||
Oropharynx | ||||||
Tonsil | 1 | 0.9 | 0 | 0.0 | ||
Oropharynx unspecified | 4 | 3.4 | 0 | 0.0 | ||
Pharynx | ||||||
Pharynx unspecified | 1 | 0.9 | 0 | 0.0 | ||
Nasopharynx | 6 | 5.1 | 0 | 0,0 | ||
Total | 117 | 100.0 | 4 | 3.4 (0.9-8.5) | ||