Table 1.

Confirmed and suspected COVID-19 cases and high risk state of COVID-19

Confirmed COVID-19 cases

Subjects who tested positive for COVID-19

Suspected COVID-19 cases

Common cold symptoms (runny nose, sneezing, fatigue, cough)

A body temperature of 37.5°C or higher

Strong fatigue and stuffiness

Dysgeusia and dysosmia without apparent cause

Digestive symptoms such as diarrhea lasting 4–5 days without apparent cause

High risk state of COVID-19

History of close contact with COVID-19 patients within 2 weeks

Travel history to an outbreak area within 2 weeks