Efficacy of Single-Dose Human Papillomavirus Vaccination among Young African Women

BACKGROUNDSingle-dose human papillomavirus (HPV) vaccination, if efficacious, would be tremendously advantageous, simplifying implementation and decreasing costs. METHODSWe performed a randomized, multicenter, double-blind, controlled trial of single-dose nonavalent (HPV 16/18/31/33/45/52/58/6/11 infection) or bivalent (HPV 16/18 infection) HPV vaccination compared with meningococcal vaccination among Kenyan women 15 to 20 years of age. Enrollment and 6-monthly cervical swabs… Continue reading Efficacy of Single-Dose Human Papillomavirus Vaccination among Young African Women

#HPV Vaccination and the Risk of Invasive #Cervical Cancer

The efficacy and effectiveness of the quadrivalent human papillomavirus (HPV) vaccine in preventing high-grade cervical lesions have been shown. However, data to inform the relationship between quadrivalent HPV vaccination and the subsequent risk of invasive cervical cancer are lacking.. ..During the study period, we evaluated girls and women for cervical cancer until their 31st birthday.… Continue reading #HPV Vaccination and the Risk of Invasive #Cervical Cancer

Prevalence of Human #Papillomavirus Infection by Number of Vaccine Doses Among US Women

..Compared with unvaccinated women (prevalence of 12.5% [95% CI, 9.7%-15.3%]), infection with HPV type 6, 11, 16, or 18 was significantly less prevalent among women who received 1 dose (2.4% [95% CI, 0%-4.9%]), 2 doses (5.1% [95% CI, 0.8%-9.5%]), or 3 doses (3.1% [95% CI, 0.9%-5.3%]) of HPV vaccine (Table 1). There was no significant… Continue reading Prevalence of Human #Papillomavirus Infection by Number of Vaccine Doses Among US Women