Impact of human papillomavirus (HPV) vaccination on HPV 16/18-related prevalence in precancerous cervical lesions

► We describe HPV vaccine status in women with precancerous cervical lesions. ► We examine HPV vaccine impact on HPV 16/18-related precancerous cervical lesions. ► 20% of women aged 18-31 years initiated HPV vaccination on/after abnormal Pap. ► Among women vaccinated >24 months before the abnormal Pap, there was a smaller percentage of lesions due to HPV 16/18.