Cases matching outbreak strain by PFGE (2 enzymes): 42

Ages: 1-84 years (median = 30)

Genders: Males = 11 Females = 31

Hospitalizations = 22HUS cases = 8

Onset of illness: 8/20 to 9/10

Counties:

Dane7
Green2
Green Lake1
Manitowoc1
Milwaukee10
Outagamie1
Ozaukee7
Racine3
Waukesha10
Total42

Additional information:

•36 (86%) of 42 E. coli O157:H7 cases that match the outbreak consumed spinach

•5 (38%) of 13 E. coli O157:H7 cases pending PFGE analysis consumed spinach

•2 (67%) of 3 probable E. coli O157:H7 cases that met the case definition, but were not cultured consumed spinach

•2 (10%) of the 20 E. coli O157:H7 cases that did not match the outbreak strain by PFGE analysis consumed spinach