From: Low prevalence of Human Papillomavirus in oral cavity carcinomas
Category | Variable | Patients (#) | HPV + (%) | p-value |
---|---|---|---|---|
Age | < = 40 | 22 | 1 (4.5) | 0.02 |
 | >40 and <60 | 28 | 10 (35.7) |  |
 | > = 60 | 42 | 8 (19) |  |
Sex | F | 28 | 4 (14.3) | 0.32 |
 | M | 64 | 15 (23.4) |  |
Smoking | Y | 53 | 11 (20.8) | 0.59 |
 | N | 32 | 6 (18.8) |  |
 | Former | 5 | 0 (0) |  |
Alcohol | Y | 46 | 9 (19.6) | 0.47 |
 | N | 19 | 2 (10.5) |  |
 | Former | 6 | 0 (0) |  |
 | Other | 18 | 5 (27.8) |  |
Stage | I | 6 | 0 (0) | 0.12 |
 | II | 22 | 1 (4.5) |  |
 | III | 21 | 5 (23.8) |  |
 | IV | 40 | 10 (25) |  |
Tumor Differentiation | Well | 1 | 0 (0) | 0.51 |
 | Moderately | 68 | 12 (17.6) |  |
 | Poorly | 18 | 5 (27.8) |  |
 | Other | 5 | 2 (40) |  |
Site | Tongue | 29 | 1 (3.4) | < 0.0001 |
 | FOM | 8 | 1 (12.5) |  |
 | FOM+Tongue | 6 | 0 (0) |  |
 | Oropharynx (Base of Tongue) | 22 | 16 (72.7) |  |
 | Larynx/Pharynx/Nasopharynx | 17 | 1 (5.9) |  |
 | Other | 10 | 0 (0) |  |
Node | + | 43 | 15 (34.9) | < 0.0001 |
 | - | 46 | 1 (2.2) |  |
Outcome | Alive | 83 | 17 (20.5) | 0.24 |
 | Dead | 7 | 0 (0) |  |
HPV | + | 19 | Â | Â |
 | - | 73 |  |  |