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Timeline of Reported Cases

Posted December 6, 2018 at 3:45 PM ET

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 December 6, 2018

*n=52 for whom information was reported as of December 6, 2018. Some illness onset dates have been estimated from other reported information.

Illnesses 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.

Previous Timelines

November 26, 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 November 26, 2018

*n=43 for whom information was reported as of November 26, 2018. Some illness onset dates have been estimated from other reported information.

Illnesses 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.

November 20, 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 November 19, 2018

*n=32 for whom information was reported as of November 19, 2018. Some illness onset dates have been estimated from other reported information.

Illnesses 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.

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