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. 2017 Feb 15;12(2):e0172240. doi: 10.1371/journal.pone.0172240

Table 2. Results of molecular analyses.

Tumor Site
Oral Cavity Larynx Oropharynx
Cases with identifiable tumor cells in their samples (n = 163) 88 60 15
β-globin positive (n = 82) 44 27 11
HPV DNA positive 0 1-HPV33; 1-HPV11 0
HPV16 E6*I mRNA positive 0 0 0
Other HPV type-specific mRNA positive 0 1-HPV11 0