<Anchor> The number



of additional confirmed cases of Corona 19 has increased slightly again to 153.

Among them, 145 were infected in Korea.

The number of domestic infections gradually decreased after recording 161 on the 11th and fell below 100, but increased to triple digits yesterday (16th) and today.

Since the average incubation period for Corona 19 is five days, the increase yesterday and today should be seen as occurring last week when the 2.5 social distancing stage was maintained.

What is worrisome is that the percentage of patients who are not sure where or how they were infected is the highest since the count.



Today's first news, medical reporter Cho Dong-chan, will deliver.



<Reporter> The



quarantine authorities cited the August 15 Seoul city assembly and Daegu Cordyceps briefing session as the main routes of infection in Korea, with 19 and 16 additional confirmed persons respectively.



A caregiver at Seoul Severance Hospital traveled with his family before being confirmed, and 14 of them were further confirmed, and we are investigating who the first infected person was.



Since August, the authorities have demanded that there be a total of 311 out of 13 group infections through meetings and travel.



The biggest concern is that the rate of infection route labyrinth is in the 20% range.



[Jeong Eun-kyung / Head of Central Defense Countermeasures Headquarters: There are asymptomatic and mild infection sources that have not been identified in the area, so they are at risk of further transmission.]



The Central Clinical Committee for New Infectious Diseases advised that if the quiet spread further spreads, the strong social distancing effect could reduce the number of patients, which could lead to fewer victims.



As a result of a comprehensive analysis of over 960 papers around the world, including Korea, it was found that the Corona 19 fatality rate is close to 0 for people under 55 years of age, gradually increases with age, and rises to 15% at the average age of 85.



In particular, the elderly said that when symptoms such as fever or coughing appear, their lungs are often deteriorated enough to turn white, so a preemptive examination may be necessary in elderly facilities such as nursing homes.



(Video coverage: Kim Min-cheol, Video editing: So Ji-hye)