Number of U.S. giardiasis outbreaks from 2012 to 2017, by transmission mode
Between 2012 and 2017, there were 111 giardiasis outbreaks reported in the United States, 12 of which were spread by person-to-person contact in child care facilities. This statistic shows the number of giardiasis outbreaks in the United States from 2012 to 2017, by mode of transmission.