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Multistate Outbreak of Human Salmonella Chester Infections

Posted September 9, 2010

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.

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.

Infections with the Outbreak Strain of Salmonella Chester, by Week of Illness Onset

(n=44 for whom information was reported as of 08/27/10 at 9:00 am EST*)

An epi curve (graph) showing infections with an outbreak strain of Salmonella by date of illness.

*Some illness onset dates have been estimated from other reported information.

« Read the full Outbreak Investigation

Previous Epi Curves

Epi Curve: June 25, 2010

Infections with the Outbreak Strain of Salmonella Chester, by Week of Illness Onset

n=33 for whom information was reported as of 06/25/10 at 9:00 am EST*

An epi curve (graph) showing infections with an outbreak strain of Salmonella by date of illness as of June 25, 2010.

*Date of isolation by week.

Epi Curve: June 18, 2010

Infections with the Outbreak Strain of Salmonella Chester, by Week of Illness Onset

n=29 for whom information was reported as of 06/18/10 at 9:00 am EST*

An epi curve (graph) showing infections with an outbreak strain of Salmonella by date of illness as of June 18, 2010.

*Some illness onset dates have been estimated from other reported information.

 
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