Table 1.

Patient characteristics in HPV+ and HPV cases

HPV+ (n = 8)HPV (n = 28)Total (N = 36)
Age (median, range)*49 (41-65)58 (30-89)55 (30-89)
Sex
    Male82129
    Female077
Race
    White81624
    Black099
    Other033
Tobacco use
    Ever62632
    Never224
Alcohol use
    Yes41822
    No41014
Tumor site
    Oral cavity01515
    Oropharynx729
    Larynx189
    Hypopharynx033
Clinical stage
    I-II033
    III4913
    IV41620
Clinical cervical lymph node§
    Positive71825
    Negative11011
Pathologic cervical lymph node
    Positive61723
    Negative21012
Tumor grade
    Well differentiated134
    Moderately differentiated52126
    Poorly differentiated246
  • * P = 0.08, Wilcoxon rank-sum test.

  • P = 0.03, Fisher's exact test (White versus non-White).

  • P < 0.001, Fisher's exact test.

  • § P = 0.22, Fisher's exact test.

  • Pathologic lymph node status was missing for one patient.