Volume 26, Number 3—March 2020
Synopsis
Norovirus Outbreak Surveillance, China, 2016–2018
Table 2
Number of norovirus outbreaks reported to CaliciNet China for each transmission route and outbreak setting, October 2016–September 2018
Setting | Person-to-person | Foodborne | Waterborne | Unknown | Total |
---|---|---|---|---|---|
Childcare center | 227 | 2 | 0 | 51 | 280 |
Primary school | 121 | 3 | 0 | 31 | 155 |
Middle school | 40 | 3 | 5 | 13 | 61 |
University | 15 | 3 | 1 | 5 | 24 |
Company | 7 | 1 | 0 | 1 | 9 |
Restaurant | 2 | 0 | 0 | 2 | 4 |
Hospital | 3 | 0 | 0 | 0 | 3 |
Hotel | 1 | 0 | 0 | 1 | 2 |
Party | 0 | 0 | 0 | 1 | 1 |
Multiple school types* | 14 | 1 | 0 | 1 | 16 |
Unknown | 0 | 0 | 0 | 1 | 1 |
Total | 430 | 13 | 6 | 107 | 556 |
*Fifteen outbreaks occurred in schools that combine primary school and middle school, and 1 outbreak occurred in a school that combines a childcare center, a primary school, and a middle school.
1These authors contributed equally to this article.
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