2013 Salmonella Outbreak Linked to Ground Beef – Epi Curve
Multistate Outbreak of Salmonella Typhimurium Infections Linked to Ground Beef (Final Update)
Posted March 15, 2013 3:00 PM ET
This outbreak appears to be over. However, Salmonella is an important cause of human illness in the United States. More information about Salmonella, and steps people can take to reduce their risk of infection, can be found on the CDC Salmonella Web Page.
This outbreak can be visually described with a chart showing the number of persons who became ill each day. This chart is called an epi curve. Please see the Timeline for Reporting of Salmonella Cases for more details on the reporting process.
Persons infected with the outbreak strain of Salmonella Typhimurium, by date of illness onset*
*n=22 for whom information was reported as of March 13, 2013
Previous Epi Curves
Persons infected with the outbreak strain of Salmonella Typhimurium, by date of illness onset*
*n=18 for whom information was reported as of February 13, 2013. Some illness onset dates have been estimated from other reported information. Illnesses that occurred after January 24, 2013 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.
Persons infected with the outbreak strain of Salmonella Typhimurium, by date of illness onset*
*n=16 for whom information was reported as of January 24, 2013. Illnesses that occurred after January 3, 2013 might not yet be reported due to the time it takes between when a person becomes ill and when the illness is reported. This takes an average of 2 to 4 weeks.
