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Volume 26, Number 10—October 2020
CME ACTIVITY - Synopsis

Lessons Learned from a Decade of Investigations of Shiga Toxin–Producing Escherichia coli Outbreaks Linked to Leafy Greens, United States and Canada

Katherine E. MarshallComments to Author , April Hexemer, Sharon L. Seelman, Marianne K. Fatica, Tyann Blessington, Maha Hajmeer, Hannah Kisselburgh, Robin Atkinson, Kristin Hill, Davendra Sharma, Michael Needham, Vi Peralta, Jeffrey Higa, Karen Blickenstaff, Ian T. Williams, Michael A. Jhung, Matthew Wise, and Laura Gieraltowski
Author affiliations: Centers for Disease Control and Prevention, Atlanta, Georgia, USA (K.E. Marshall, H. Kisselburgh, I.T. Williams, M.A. Jhung, M. Wise, L. Gieraltowski); Public Health Agency of Canada, Ottawa, Ontario, Canada (A. Hexemer); Food and Drug Administration, College Park, Maryland, USA (S.L. Seelman, M.K. Fatica, T. Blessington, K. Blickenstaff); California Department of Public Health, Sacramento, California, USA (M. Hajmeer, M. Needham); California Department of Public Health, Richmond, California, USA (V. Peralta); California Department of Public Health, Los Angeles, California, USA (J. Higa); Canada Food Inspection Agency, Ottawa (R. Atkinson, K. Hill, D. Sharma)

Main Article

Table 1

STEC outbreaks linked to contaminated leafy greens in the United States and Canada, 2009–2018*

Characteristic US Canada Binational All STEC
Outbreaks
 31
 4
 5
 40
Vehicle status
Confirmed 14 1 3 18
Suspected
 17
 3
 2
 22
Serogroup
STEC O157 24 4 4 32
Non-O157 STEC 7 0 0 7
Both
 0
 0
 1
 1
Total cases 677 65 470 1,212
Confirmed primary cases
 621
 65
 460
 1,146
Hospitalizations 203 26 191 420
Cases of HUS 35 4 38 77
Deaths 1 0 7 8

*HUS, hemolytic uremic syndrome; STEC, Shiga toxin–producing Escherichia coli.

Main Article

Page created: June 25, 2020
Page updated: September 16, 2020
Page reviewed: September 16, 2020
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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