Epi Curves
Multidrug-Resistant Salmonella I 4,[5],12:i:- and Salmonella Infantis Infections Linked to Pork
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Posted December 2, 2015 1:30 PM ET
This outbreak appears to be over. However, Salmonella is an important cause of human illness in the United States. For more information about Salmonella and steps that people can take to reduce their risk of infection, visit CDC’s Salmonella webpage.
People infected with the outbreak strains of Salmonella I4,[5],12:i:- or Salmonella Infantis, by date of illness onset*
![People infected with the outbreak strains of Salmonella I4,[5],12:i:- or Salmonella Infantis, by date of illness onset](images/big-epi-11-23-2015.jpg)
*n=192 for whom information was available as of November 23, 2015. Some illness onset dates were estimated from other reported information.
August 27, 2015
People infected with the outbreak strains of Salmonella I4,[5],12:i:-, by date of illness onset*
*n=152 for whom information was reported as of August 27, 2015. Some illness onset dates have been estimated from other reported information.
Illnesses that began after August 13, 2015 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.
August 15, 2015
People infected with the outbreak strains of Salmonella I4,[5],12:i:-, by date of illness onset*
*n=134 for whom information was reported as of August 13, 2015. Some illness onset dates have been estimated from other reported information.
Illnesses that began after July 27, 2015 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.
- Page last reviewed: December 2, 2015
- Page last updated: December 2, 2015
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