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Table 4 Epidemiological criteria for re-opening

From: Investigating the effectiveness of re-opening policies before vaccination during a pandemic: SD modelling research based on COVID-19 in Wuhan

Criteria Definition Re-opening Date in Wuhan’s case
C1 The number of new confirmed cases was fewer than 25 per 100,000 population over the past 14 days Feb. 27th
C2 The number of new confirmed cases was fewer than 1 per 10,000 population over the past 14 days Mar. 3rd
C3 Successive decrease in new confirmed cases over the past 14 days, reaching zero Mar. 16th
C4 Zero new confirmed cases over the past 14 days Mar. 30th