Is the HPV vaccine lottery system equitable under constrained vaccine supply? A cross-sectional study in China.

ABSTRACT:

Background

Limited supply has led to poor accessibility of high-priced imported human papillomavirus (HPV) vaccines, resulting in a vaccine lottery system in China. Few studies explore the inequities of vaccine lottery based on real-world environments, leaving uncertainty about whether the lottery actually achieved equal distribution in practical application. This study aims to take the HPV vaccine lottery system in China as an example to investigate the potential factors associated with participation in HPV vaccine lottery and the association between participation in HPV vaccine lottery and HPV vaccination.

Methods

A cross-sectional study was conducted in a developed county that have piloted the HPV vaccine lottery system between April and June 2024. The study respondents w

SUBMITTER: Yan B 

PROVIDER: S-EPMC12751775 | biostudies-literature | 2025 Nov

REPOSITORIES: biostudies-literature