Although the term disparities is often interpreted to mean racial or ethnic disparities, many dimensions of disparity exist in the U.S.—particularly in health. If a health outcome is seen to a greater or lesser extent between populations, there is disparity. Disparities in vaccinations can lead to disease outbreaks affecting certain groups more than others.*
* Source: US Department of Health and Human Services, Office of Disease Prevention and Health Promotion. Healthy People 2020. Disparities. Healthy People website. Accessed May 19, 2017.