Criteria for dividing high, medium and low risk areas of epidemic situation
1. What are the high, medium and low risk areas of the epidemic?
1. High-risk area: generally speaking, there are more than 50 confirmed cases in COVID-19, and a cluster epidemic occurs within 14 days.
2. Medium-risk areas: There are newly confirmed cases within 14 days, and the cumulative confirmed cases in COVID-19 are no more than 50; More than 50 cases were diagnosed, which did not occur within 14 days. Gather epidemics.
3. Low-risk areas: COVID-19 cases have not been diagnosed, or the number of confirmed cases has not increased for 14 days.
Second, the division standard
1. Area: Street or town is the basic unit.
2. Time: the longest incubation period in COVID-19 is-14 days.
3. Epidemic situation: * * The total number of cases in COVID-19, and whether there is a clustering epidemic situation.
In a word, the criteria for dividing high, medium and low-risk areas are based on whether there are confirmed cases in COVID-19 in a street or community within 14 days and how many cases there are in COVID-19. The specific criteria should be adjusted according to the changes of the epidemic situation in COVID-19.