Skip to main content

Advertisement

Table 1 HPV DNA detection in 135 head and neck cancer cases from oral cavity (n = 45), nasopharynx (n = 9), oropharynx (n = 19), pharynx unspecified (n = 25) and larynx (n = 37) in Central African Republic, by patients’ characteristics during the period 2009 to 2017

From: Infrequent detection of human papillomavirus infection in head and neck cancers in the Central African Republic: a retrospective study

Variables Samples tested for HPV HPV positive sample
N % N % (95% CI)
Gender
 Male 74 54.8 1a 1.35 (0.0–3.9)
 Female 61 45.2 0 0.0 (0.0–0.06)b
Age at diagnosis (years)
 ≤39 27 20.0 0 0.0 (0.0–0.13)b
 40-49 17 12.6 0 0.0 (0.0–0.18)b
 50-59 15 11.1 1 6.67 (0.0–19.3)
 ≥60 76 56.3 0 0.0 (0.0–0.05)b
Period of diagnosis
 2009–2011 32 23.7 0 0.0 (0.0–0.11)b
 2012-2014 64 47.4 1 1.56 (0.0–4.6)
 2015–2017 39 28.9 0 0.0 (0.0–0.09)b
Histological type
 Squamous cell carcinoma 129 95.6 1 0.78 (0.0–2.3)
 Adenocarcinoma 6 4.4 0 0.0 (0.0–0.39)b
  1. aPositivity for HPV-16;
  2. bOne-sided, 97.5% confidence interval
  3. CI Confidence interval