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Epi Curve

Final Update

Posted June 28, 2018 3:30 PM EST


This outbreak appears to be over. E. coli is an important cause of 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 E. coli and Food Safety web page.

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of June 27, 2018

*n=210 for whom information was reported as of June 27, 2018. Some illness onset dates have been estimated from other reported information.

Previous Epi Curves

June 1, 2018

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of May 31, 2018

*n=197 for whom information was reported as of May 30, 2018. Some illness onset dates have been estimated from other reported information.

May 16, 2018

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of May 15, 2018

*n=172 for whom information was reported as of May 15, 2018. Some illness onset dates have been estimated from other reported information.

May 9, 2018

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of May 8, 2018

*n=149 for whom information was reported as of May 8, 2018. Some illness onset dates have been estimated from other reported information.

May 2, 2018

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of May 1, 2018

*n=121 for whom information was reported as of May 1, 2018. Some illness onset dates have been estimated from other reported information.

April 27, 2018

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of April 26, 2018

*n=98 for whom information was reported as of April 26, 2018. Some illness onset dates have been estimated from other reported information.

April 25, 2018

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of April 24, 2018

*n=84 for whom information was reported as of April 24, 2018. Some illness onset dates have been estimated from other reported information.

April 18, 2018

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of April 18, 2018

*n=53 for whom information was reported as of April 18, 2018. Some illness onset dates have been estimated from other reported information.

April 13, 2018

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of April 12, 2018

*n=35 for whom information was reported as of April 12, 2018. Some illness onset dates have been estimated from other reported information.

April 10, 2018

People infected with the outbreak strain of E. coli O157:H7, by date of illness onset*

Epi curve of people infected with the outbreak strain of E. coli, by date of illness onset, as of April 9, 2018

**n=17 for whom information was reported as of April 9, 2018. Some illness onset dates have been estimated from other reported information.

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