Skip to main content

Table 3 Comparison of HPV-16 and other high-risk (non-16) HPV types

From: Does HPV type affect outcome in oropharyngeal cancer?

    HPV-Positive
  Total High-risk HPV (non-16) HPV16 p*
Age <60 35 2 33 0.15
> = 60 15 3 12  
Gender Male 43 5 38 1
Female 7 0 7  
Subsite Tonsil 31 2 29 0.33
Base of Tongue 15 2 13  
Other 4 1 3  
T Classification 1 10 0 10 0.58
2 14 3 11  
3 12 1 11  
4 14 1 13  
N Classification 0 5 3 2 0.005
1-3 45 2 43  
Overal Stage 1 1 0 1 <0.001
2 4 3 1  
3 5 1 4  
4 40 1 39  
Smoking never smokers 16 1 15 0.73
1-9 py 4 0 4  
10-19 py 5 0 5  
>20 py 22 4 18  
Unknown 3 0 3  
Alcohol < 21 drinks 40 4 36 0.69
(drinks/wk) >21 drinks 7 1 6  
Unknown 3 0 3  
Treatment CRT 33 1 32 0.02
Radiation 6 3 3  
Induction + CRT 8 1 7  
Surgery + CRT 2 0 2  
Surgery + RT 1 0 1  
Surgery 0 0 0  
p16 Negative 1 0 1 1
Positive 49 5 44  
  1. HPV human papillomavirus, py pack years, RT radiation, CRT chemoradiation.
  2. * Fisher exact test.