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Table 4 Baseline characteristics of patients with oral and laryngeal SCC

From: Low prevalence of p16-positive HPV-related head-neck cancers in Thailand: tertiary referral center experience

  Oral SCC (n = 260) Laryngeal SCC (n = 134)
Male : Female 151:109 127:07
Age (years)   
 Mean 61.3 63.4
 Range 29-95 36-89
Surgery : Biopsy 133:127 49:85
Site   
  lip, n =18 supraglottic, n = 34
  oral tongue, n =159 glottic, n = 6
  floor mouth, n = 27 subglottic, n = 3
  buccal, n = 21 transglottic, n = 71
  alveolar ridge, n =18 not specified, n = 20
  hard palate, n = 8  
  retromolar trigone, n = 9  
Grade   
 Well-differentiated 149 57
 Moderately-differentiated 105 68
 Poorly-differentiated 6 9
p16-positive 9 6
HPV ISH-positive 10* 2**
p16+/HPV ISH+ 4 (1.5%) 2 (1.5%)
  1. * out of 156 tested with ISH
  2. ** out of 7 tested with ISH
  3. SCC squamous cell carcinoma, HPV human papilloma virus, ISH DNA in situ hybridization