Table 3.

HPV genotypes in the oral cavity and oropharynx

	First sampling		Prevalence after 12 months
	Oral cavity n = 40	Oropharynx n = 16	Oral cavity n = 8	Oropharynx n = 7
HPV type	n (%)	n (%)	n (%)	n (%)
HPV 16	11 (27.5)	6 (37.5)	0	0
HPV 18	3 (7.5)	1 (6.25)	8 (100)	6 (85.71)
HPV 11	0	0	0	1 (14.28)
HPV16,18	4 (10)	0	0	0
HPV18,11	1 (2.5)	0	0	0
Other HPV types	21 (52.5)	9 (56.25)	0	0