Cases of infectious diseases before and after the use of vaccines U.S. 2017

This statistic shows the annual number of cases of select infectious diseases in the U.S. before and after the development and use of vaccinations as of 2017. Before the use of vaccinations there were an estimated 530,217 new cases of measles per year in the U.S., this number dropped to 120 new cases in 2017 due to the development and use of vaccinations.

本统计数据显示了自2017年以来，美国在疫苗接种研发及应用前后选定传染病的年度病例数。在疫苗接种被采用之前，美国每年约有530,217例麻疹新病例，得益于疫苗接种的研发与应用，这一数字在2017年降至120例。