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Table 1 Patient characteristics of selected HPV+ and HPV- HNSCC samples.

From: Targeted next-generation sequencing of head and neck squamous cell carcinoma identifies novel genetic alterations in HPV+ and HPV- tumors

  HPV+ (n= 20) HPV- (n= 20)
Median age, years (range) 56.5 (42-81) 58 (45-77)
Gender M: 14 M: 14
  F: 6 F: 6
Tumor site Oropharynx: 20 Oropharynx: 20
Tumor grade Well diff: 1 Well diff: 0
  Mod diff: 9 Mod diff: 16
  Poorly diff: 10 Poorly diff: 4
Tumor stage (T) T1: 5 T1: 1
  T2: 8 T2: 4
  T3: 3 T3: 5
  T4: 3 T4: 10
  N/a: 1 N/a: 0
Cervical lymph node involvement (N) Yes: 16 Yes:13
  No: 2 No: 6
  N/a: 2 N/a: 1
Smoking Ever: 9 Ever: 15
  Never: 8 Never: 0
  N/a: 3 N/a: 5
Alcohol Heavy drinker (>20U/w): 2 Heavy drinker (>20U/w): 12
  Occ. alcohol: 5 Occ. alcohol: 3
  Never: 4 Never: 0
  N/a: 9 N/a: 5