This CDC surveillance report analyzes data from 2008–2022 showing a significant decline in cervical precancer incidence—particularly among HPV-vaccinated women aged 20–24—highlighting the effectiveness of the HPV vaccine in preventing cervical precancers and supporting continued vaccination and screening efforts.
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Trends in Cervical Precancers Identified Through Population-Based Surveillance — Human Papillomavirus Vaccine Impact Monitoring Project, Five Sites, United States, 2008–2022
December 3, 2025