Epi Curves
Eight Multistate Outbreaks of Human Salmonella Infections Linked to Small Turtles (Final Update)
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Posted October 18, 2013 3:00 PM ET
These outbreaks appear to be over. However, small turtles continue to be an important cause of human Salmonella infections in the United States. More information about Salmonella from reptiles and amphibians and the steps people can take to reduce their risk of infection is available.
Final Epi Curve
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.
September 23, 2013
*n=473 for whom information was reported as of September 23, 2013. Some illness onset dates have been estimated from other reported information.
Previous Epi Curves
May 24, 2013
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
*n=391 for whom information was reported as of May 20, 2013. Some illness onset dates have been estimated from other reported information. Illnesses that occurred after April 12, 2013 may 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 3 weeks.
April 3, 2013
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
*n=371 for whom information was reported as of March 28, 2013. Some illness onset dates have been estimated from other reported information. Illnesses that occurred after February 18, 2013 may 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 3 weeks.
February 11, 2013
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
*n=347 for whom information was reported as of February 11, 2013. Some illness onset dates have been estimated from other reported information. Illnesses that occurred after January 3, 2013 may 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 3 weeks.
December 6, 2012
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
*n=248 for whom information was reported as of December 3, 2012. Some illness onset dates have been estimated from other reported information. Illnesses that occurred after October 1, 2012 may 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 3 weeks.
October 19, 2012
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
* n=219 for whom information was reported as of October 15, 2012. Some illness onset dates have been estimated from other reported information. Illnesses that occurred after September 10, 2012 may 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 3 weeks.
September 20, 2012
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
*n=196 for whom information was reported as of September 10, 2012. Some illness onset dates have been estimated from other reported information. Illnesses that occurred after August 4, 2012 may 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 3 weeks.
August 8, 2012
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
*n=168 for whom illness onset date was reported as of August 2, 2012. Some illness onset dates have been estimated from other reported information. Illnesses that occurred after June 25, 2012 may 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 3 weeks.
June 25, 2012
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
*n=149 for whom illness onset date was reported as of June 25, 2012. Some illness onset dates have been estimated from other reported information. Illnesses that occurred after May 17, 2012 may 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 3 weeks.
May 8, 2012
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
*n=124 for whom information was reported as of May 8, 2012. Illnesses that occurred after March 18, 2012 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 3 weeks.
April 4, 2012
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
Onset data not currently available for all persons with reported illness.
*n=71 for whom information was reported as of April 4, 2012. Illnesses that occurred after February 9, 2012 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 3 weeks.
March 26, 2012
Persons infected with the outbreak strains of Salmonella, by date of illness onset*
*n=65 for whom information was reported as of March 26, 2012. Illnesses that occurred after January 26, 2012 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 3 weeks.
- Page last reviewed: October 18, 2013
- Page last updated: October 18, 2013
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