Table 2.

Summary results for baseline oral specimen collection, grouped by HPV type and country

BrazilMexicoUSATotalP for differences across countries
(N = 475)(N = 591)(N = 614)(N = 1.680)
Any HPV10 (2.1)35 (5.9)22 (3.6)67 (4.0)0.005
Any carcinogenica HPV6 (1.3)6 (1.0)10 (1.6)22 (1.3)0.642
Any noncarcinogenic HPV4 (0.8)29 (4.9)12 (2.0)45 (2.7)<0.001
Multiple HPV infections1 (0.2)1 (0.2)3 (0.5)5 (0.3)0.307

NOTE: The given values are represented as number (percentages).

  • aCarcinogenic HPV types defined as HPV 16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, and 59.