WHO Investigation Report Detailed Analysis including Symptom Characteristics and Mortality Rate February 29 22:55

In China, where the spread of the new coronavirus is spreading, a report of a joint study conducted by a team of experts such as the World Health Organization (WHO) has been published, revealing detailed analysis on the characteristics of symptoms and mortality of infected people Did.

According to a report by a team of experts from countries dispatched by the WHO and experts from the health authorities in China, WHO dispatched 55,924 people confirmed in China by February 20. Analyzing.

According to this, the symptoms seen by infected people were: fever 87.9% of the total,
67.7% of cough
8.1 38.1% of feeling bad
Petanga 33.4%,
切 れ 18.6% shortness of breath,
▽ 13.9% of sore throat,
▽ Headaches are 13.6%.

In addition, it is said that symptoms appear on average 5 to 6 days after infection.

Approximately 80% of infected people had relatively mild symptoms and sometimes no pneumonia.

13.8% of patients were severely ill with respiratory distress, and 6.1% had severe life-threatening symptoms such as respiratory failure, sepsis, and multiple organ failure.

The risk of serious illness or death is high in people over the age of 60, with high blood pressure, diabetes, and chronic conditions such as cardiovascular, chronic respiratory illness, and cancer.

Conversely, there are few cases of infection in children and the symptoms are relatively mild, indicating that only 2.4% of infected people under the age of 19 are affected, and that only a few people are seriously ill.

The report on children's infections indicates that infections are mainly transmitted from adults at home, and that no cases of transmission from children to adults have been confirmed in the survey.

Meanwhile, of the 55,924 infected people, 2,114 died, an overall mortality rate of 3.8%.

The fatality rate is higher as the age increases, and the fatality rate of infected persons over the age of 80 is 21.9%, one in five.

In particular, patients with complications have a high mortality rate,
1 13.2% of people have cardiovascular disease,
が Diabetes 9.2%,
▽ 8.4% high blood pressure,
8.0 8.0% of chronic respiratory diseases,
▽ Cancer is 7.6%.

In Wuhan, Hubei Province, where the spread of infection is the worst, the mortality rate is 5.8%, while in other regions, there is a large difference of 0.7%.

In addition, the mortality rate of patients who became ill from January 1 to 10 was 17.3%, whereas the mortality rate of patients who became ill after February 1 was as low as 0.7%, indicating that the infection spread. According to the analysis, the medical standard has improved.