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Volume 27, Number 3—March 2021
Research

Oral Human Papillomavirus Infection in Children during the First 6 Years of Life, Finland

Stina SyrjänenComments to Author , Marjut Rintala, Marja Sarkola, Jaana Willberg, Jaana Rautava, Hanna Koskimaa, Anna Paaso, Kari Syrjänen, Seija Grénman1, and Karolina Louvanto1
Author affiliations: University of Turku, Turku, Finland (S. Syrjänen, M. Rintala, J. Willberg, J. Rautava, H. Koskimaa, A. Paaso, S. Grenman, K. Louvanto); Central Hospital of Lahti, Lahti, Finland (M. Sarkola); Biohit Oyj, Helsinki, Finland (K. Syrjänen)

Main Article

Table 2

Duration of genotype and species-specific persistence of oral HPV infection in children*

HPV genotypes/clades
 No.
 Mean persistence, mo (range)
HPV6 2 19.7 (1.8–37.5)
HPV16 36 19.8 (0.1–82)
HPV18 3 11.8 (5.0–18.6)
HPV31 1 92.2 (92.2)
HPV33 3 14.2 (1.0–40.6)
HPV39 1 89.0 (89.0)
HPV58 1 88.7 (88.7)
Multiple-type infections (>2) 20 14.2 (1.0–91.0)
Clade A7: HPV18, 39, 45, 59, 68, 70, 85 4 31.2 (5.0–89.0)
Clade A9: HPV16, 31, 33, 35, 52, 58 41 22.8 (0.1–92.2)
Clade A10: HPV6, 11, 13, 44, 55, 74 2 19.7 (1.8–37.7)

*Persistence is defined as having >2 consecutive visit HPV-positive results for the same HPV genotype or clade. HPV, human papillomavirus.

Main Article

1These senior authors contributed equally to this article.

Page created: December 22, 2020
Page updated: February 21, 2021
Page reviewed: February 21, 2021
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