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Epi Curves

Multistate Outbreak of Shiga Toxin-producing Escherichia coli O26 Infections Linked to Raw Clover Sprouts at Jimmy John's Restaurants (Final Update)

Posted April 3, 2012 4:45 PM ET

This particular outbreak appears to be over. However, E. coli is still an important cause of human illness in the United States. More information about E. coli, and steps people can take to reduce their risk of infection, can be found on the CDC E. coli Web Page.

The outbreak can be visually described with a chart showing the number of people who became ill each day. Please see the E. coli Outbreak Investigations:Timeline for Reporting Cases for more details.

Final Epi Curve

Persons infected with the outbreak strain of STEC O26, by known or estimated onset date*

Onset data not currently available for all persons with reported illness.

*n=29 for whom information was reported as of April 3, 2012.

Previous Epi Curves

March 8, 2012

Persons infected with the outbreak strain of STEC O26, by known or estimated onset date*

Onset data not currently available for all persons with reported illness.

*n=25 for whom information was reported as of March 8, 2012. Illnesses that occurred after February 19, 2012, might not be reported yet 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 23, 2012

Persons infected with the outbreak strain of STEC O26, by known or estimated onset date*

Onset data not currently available for all persons with reported illness.

*n=14 for whom information was reported as of February 23, 2012. Illnesses that occurred after February 4, 2012, might not be reported yet 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 15, 2012

Persons infected with the outbreak strain of STEC O26, by known or estimated onset date*

Persons infected with the outbreak strain of STEC O26, by known or estimated onset date*

Onset data not currently available for all persons with reported illness.

*n=12 for whom information was reported as of February 13, 2012. Ilnesses that occurred after January 27, 2012, might not be reported yet 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.

Read the full Outbreak Investigation

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