Coverage from Ontario, Canada's school-based HPV vaccine program: The first three years

► Ontario, Canada implemented a school-based HPV vaccination program in 2007. ► We surveyed Ontario Public Health Units to obtain vaccine coverage information. ► Provincial coverage estimates were: 51% (year 1), 58% (year 2), 59% (year 3). ► There was large variation in coverage by Public Health Unit. ► Ontario's coverage is lower than many other jurisdictions with school programs.