It is reported by Social Science Research Network. According to the researchers, those who became ill later did not show symptoms so clearly.
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Researchers divided 89 patients at Wuhan University People's Hospital into two groups. In the first group – 31 people, all patients were infected from January 16 to 22, in the second – 58 people infected from January 23 to 29.
What symptoms were in patients infected from January 16 to January 22
high fever, weakness, muscle pain, sputum production, low lymphocyte count.
Symptoms in patients who were infected with coronavirus from January 23 to 29
Symptoms were absent or were less pronounced, and new ones appeared:
cough, nausea, diarrhea, heaviness in the chest.
In conclusion, scientists said that a new type of coronavirus can gradually transform into a virus similar to the flu. Covid-19 may also not manifest itself in the body for a sufficiently long time.
"For Covid-19, data today suggests that 80% of infections are mild or asymptomatic, 15% are severe infections that require oxygen therapy, and 5% are critical cases that require mechanical ventilation," the Ministry of Health emphasized.
Truth and Myths about Coronavirus / Channel 24 Infographics
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