MedPage Today May 24, 2024
— Large cohort study provides some of the first evidence of cancer reduction after vaccination
CHICAGO — Vaccination against human papillomavirus (HPV) reduced the risk of multiple types of cancer in both men and women, a large retrospective cohort study showed.
The risk of head and neck cancer and all HPV-associated cancers in men decreased by more than 50%. Consistent with previous reports, vaccination reduced the risk of cervical cancer by 29%, cervical cancer precursor lesions by 50-60%, and all HPV-related cancers in women by 27%. The risk of head and neck cancer in women decreased by 33%, but the difference compared with unvaccinated women did not reach statistical significance.
The data are among the first to show an association...