Conor Stewart
Research expert covering health & pharmaceuticals in the UK & Europe
Get in touch with us now| Characteristic | Number of cases |
|---|---|
| All modes (total) | 760 |
| Tap water systems | 94 |
| Treated recreational water | 19 |
| Untreated recreational water | 135 |
| Outdoor freshwater (drinking source) | 103 |
| Other waterborne sources | 19 |
| Private home/residence | 47 |
| Child care facilities | 49 |
| School/College/University | 33 |
| Oysters, raw | 14 |
| Whole milk, unpasteurized | 38 |
| Mixed green salad | 25 |
| Undetermined foodborne | 20 |
| Private home/residence (indeterminate/unknown*) | 93 |
| Child care facilities (indeterminate/unknown*) | 25 |
| Other (indeterminate/unknown*) | 17 |
| Undetermined** | 29 |
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Source
Sources
Release date
March 2021
More information
Region
United States
Survey time period
2012 to 2017
Supplementary notes
* Outbreaks were categorized as having an indeterminate/unknown
transmission mode if there was insufficient evidence to implicate one specific
primary mode of transmission.
** Undetermined, indeterminate/unknown outbreaks: specific setting was not identified or reported.
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