Figure 1Trend of confirmed cases of COVID-19 in Korea and risk assessment results.
Figure 2Trend of confirmed cases and deaths of COVID-19 in China.
Table 1KCDC risk assessments for COVID-19.
Assessment no. (date) |
Overall risk |
Probability*
|
Impact |
Importation |
Transmission |
Main trigger for risk assessment |
1st (Jan. 8th) |
Low |
Low |
Very low |
Low |
Low |
Need for risk assessment of the overall situation |
2nd (Jan. 16th) |
Moderate |
High |
High |
Moderate |
Low |
The official report of imported cases in Thailand (Jan. 13th) and Japan (Jan. 16th) |
3rd (Jan. 20th) |
High |
High |
Very high |
Moderate |
Moderate |
The confirmation of the first imported case in Korea (Jan. 20th) |
4th (Jan. 26th) |
High |
High |
Very high |
High |
High |
The rapid increase of the number of confirmed cases in China |
5th (Jan. 27th) |
High |
Very high |
Very high |
Very high |
High |
Identification of healthcare worker infection in other countries and potential risk of hospital outbreaks |
6th (Jan. 31st) |
High |
Very high |
Very high |
Very high |
High |
Declaration of Public Health Emergency of International Concern by the WHO (Jan. 31st) |
7th (Feb. 19th) |
High |
Very high |
Very high |
Very high |
High |
Identification of confirmed cases with no clear epidemiological link (Feb. 16th) and cluster cases related to a private religious group in Daegu province in Korea |
8th (Feb.23rd) |
Very high |
Very high |
very High |
Very high |
Very high |
The exponentially growing number of confirmed cases in Korea |