Cyclosporiasis Statistics

There were 156 Cyclospora cases reported in 2018 (2.80 per 100,000 population). This is markedly higher than the number of cases reported from 2008 to 2017 (range, 0 to 23 per year). In 2018, 44% of cases occurred in people who resided in the metropolitan area. The median age of cases was 41 years (range, 13 to 88 years). Fifty-three percent were female. Three percent were hospitalized; the median length of hospitalization was 3 days (range, 2 to 8 days). Ninety percent of infections occurred during May through July. Of the 53 non-outbreak cases for whom data were available, 11 (20.1%) reported travel outside the United States during the 2 weeks prior to illness onset.

Four confirmed foodborne outbreaks of cyclosporiasis were identified in Minnesota in 2018, accounting for 100 laboratory-confirmed cases. A multi-state outbreak associated with vegetable trays purchased at convenience stores resulted in 62 Minnesota cases (all laboratory-confirmed). An outbreak associated with cilantro consumption at two independent restaurants in Hennepin County resulted in 73 cases (19 laboratory-confirmed). An outbreak associated with basil consumption at a restaurant in Ramsey County resulted in 16 cases (8 laboratory-confirmed). A multi-state outbreak associated with salads at a fast food restaurant resulted in 11 Minnesota cases (all laboratory-confirmed).

Charts, graphs, and maps

• Reported Cyclosporiasis Cases in Minnesota, 2009-2018 (PDF)
  Bar graph of the reported cyclosporiasis cases in Minnesota.

Annual Summary Statistics

• Cyclosporiasis: Annual Summary of Reportable Diseases
  The Minnesota Department of Health collects information on infectious diseases for the purposes of determining disease impact, assessing trends in disease occurrence, characterizing affected populations, prioritizing control efforts, and evaluating prevention strategies, and reports statistics annually.  Note: There are no listings for years in which there were no cases reported. The annual summary archives available on the web go back to 1997.