Our reporter Ye Qing
Why is the past concept of close contact for patients with new coronary pneumonia no longer applicable? What is the impact of the change in the concept of close contact on the epidemic prevention and control measures? Can the spread of the new coronavirus be suppressed in the summer of high temperature and humidity? The reporter recently interviewed relevant experts for this
The concept of the close contact needs to be changed
The concept of the close contact needs to be changed During this time, epidemics occurred in many parts of the country
State Council The Guangzhou epidemic in May this year was the first "head-on confrontation" between China and the Delta mutant strain
"We found that the epidemic spread very quickly.
academician "The concept of close contact in the past was that family members, colleagues in the same office, and people who had meals and meetings within 1 meter of the infected person were all close contacts
After several adjustments to the prevention and control plan, there have been no new infections in the Guangzhou community since June 19
The new coronavirus can spread in all climates
The new coronavirus can spread in all climates Is the hot and humid summer the nemesis of the new coronavirus? After all, SARS, which is in the same family as the new crown virus, quietly left the scene before the arrival of the intense heat
As early as May last year, the famous journal "Science" published a paper by researchers from Princeton University in the United States, stating that summer is approaching in the northern hemisphere, and rising temperatures are unlikely to significantly inhibit the spread of the new crown pneumonia epidemic
According to a study published by the Fudan University School of Public Health team in the European Journal of Respiration, from the perspective of transmission in Chinese cities, climate factors such as temperature and ultraviolet radiation did not have a significant impact on the spread of the new coronavirus
From the point of view of the regions where the new coronavirus occurs in the world, it has been proved that the new coronavirus has the ability to spread under various climatic conditions, including the simultaneous epidemic in the northern and southern hemispheres
"Influenza viruses and new
He also pointed out that temperature is not the key to determining the prevalence of the new coronavirus.
"Although delta has strong transmission power, its transmission route has not changed much.
Focus on the new crown pneumonia epidemic
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