HPV DNA
ISH
p16 IHC
>70%
Ang et al NEJM 2010
HPV and chemoradiation: RTOG0129
Subgroup analysis of oropharynx cancer (N=261)
HR: 0.42
[0.27-0.66]
[0.28-0.64]
HR: 0.33
[0.21-0.53]
HR: 0.49
[0.33-0.74]