New Chinese research confirms: 'Most corona virus infections are very mild'

A study published in the Chinese Journal of Epidemiology on February 11, conducted by the Chinese Center for Disease Control and Prevention (CDCC), studied the Chinese Center for Disease Control and Prevention. more than 72,000 cases of confirmed, suspected cases are in the process of analyzing results and in asymptomatic people infected with corona virus Covid-19 across China. This is probably the largest study ever since Covid-19 began to appear so far about this new strain of corona virus.

Picture 1 of New Chinese research confirms: 'Most corona virus infections are very mild'
The group with the highest mortality is those aged 80 and over.(Photo: AFP).

80.9% of people infected with Covid-19 had mild illness

About 80.9% of infected people had a very mild illness, 13.8% in a serious condition and only 4.7% in a dangerous situation.

The group of people with the highest mortality rate is those aged 80 and over, the death rate is about 14.8%.

The study found that patients with heart disease had the highest mortality rates due to complications from the new strain of coronavirus, followed by people with diabetes, respiratory disease and blood patients. high pressure.

No deaths have occurred in children aged 9 and under although there have been at least 2 cases of infants being infected by mothers.

People aged 9-39 years old, mortality rate remained low, only 0.2%.

Mortality due to new coronavirus infection increases with age. For people aged 40-49, the mortality rate is 0.4%. People aged 50-59, this figure is 1.3%, from 60-69 years old is 3.6% and from 70-79 years old is 8%.

Men have a higher death rate (2.8%) than women (1.7%).

Picture 2 of New Chinese research confirms: 'Most corona virus infections are very mild'
Patients with heart disease have the highest mortality rate due to complications from the new strain of corona virus.(Photo: South China Morning Post).

The average death rate due to corona virus Covid-19 is about 2.3%

Meanwhile, Acute Respiratory Syndrome (SARS) outbreaks in 2002-2003 spread with a smaller number of people but the average death rate was up to 10%.

Compared to seasonal flu in the United States (0.1%), Covid-19 is at a higher risk of death. According to the Centers for Disease Control and Prevention (US Centers for Disease Control), October 2019 - February 8, 2020, the country has 14-36 thousand deaths among 26-36 million people flu.

Nearly 86% of people infected with the new strain of corona virus have lived or traveled to Wuhan City (China), where a seafood market illegally trades wildlife species - this is believed to be the source. Initial release of Covid-19.

Wuhan, the central city of Hubei Province, has been frozen since January 23.

Picture 3 of New Chinese research confirms: 'Most corona virus infections are very mild'
The proportion of infected health workers in Wuhan is gradually decreasing.(Photo: Xinhua).

A total of 3,019 health workers are being diagnosed, 1,716 cases have been confirmed to be infected with the virus, and 5 have died as of February 11.

A statistic shows that 1,688 cases of infection among health workers, 64% of whom were working in Wuhan.

"The proportion of infected medical personnel in Wuhan is gradually decreasing from the highest rate of infection among medical workers 38.9% (January 28) to 12.7% in early February , " the report said. positive.

A hospital director in Wuhan died of corona virus on February 18.

The next evolution of Covid-19

The plague caused by Covid-19 reached its "first peak" between January 24-26.

This shows the "declining trend" in the curve showing the development of the disease since February 11, meaning the spread of the disease, especially outside of Hubei Province (China). slowing down.

On February 13, China also added a method to identify people infected with Covid-19 by looking at pictures of lungs in addition to analyzing laboratory results.

Picture 4 of New Chinese research confirms: 'Most corona virus infections are very mild'
The spread of disease, especially outside of Hubei Province (China) is slowing down.(Photo: Reuters)

The virus spread as millions moved across countries to enjoy the Chinese New Year holiday in late January 2020.

The authors of this study warn that when people return from vacation, countries should be ready for "the probable recovery of the disease".

The corona virus strains may continue to "adapt over time and become more dangerous", the report confirms and calls on doctors to "remain vigilant".

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