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A study conducted in the US by scientists from Stanford University, Northwestern University in Chicago, and the Cambridge Research Center examined the link between American activities and places with the highest risk of transmitting Covid-19. The researchers used a large amount of anonymous data, collected during the first wave of the pandemic.
The study, published in the journal Nature, analyzed the movements of 98 million people in ten American cities and found that the places most at risk of becoming outbreaks of Covid-19 are restaurants, gyms and cafes. According to livescience.com, the investigation was based on the activities of Americans, analyzed according to anonymized data on their mobile phones, for two months in major cities in the United States, developing an epidemiological model of the spread of the coronavirus.
Researchers from Stanford University, Northwestern University in Chicago, and the Microsoft Cambridge Research Center analyzed data from 10 of the largest cities in the United States, including Chicago, Illinois, New York, and Philadelphia, Pennsylvania. They then monitored the subjects’ hourly movements via mobile phones between various “points of interest” where people walked on a daily basis, such as restaurants, churches, gyms, hotels, auto shops, and sporting goods stores out of a total of 57,000 . of neighborhoods, writes Mediafax.
American researchers have developed “Covid-19 spread models” and compared them with real data.
The scientists then used the information to develop infection spread patterns and compared them with actual data on the spread of the virus. Specifically, the public places that have caused the greatest increase in infections in the cities examined are restaurants with maximum capacity, followed by gyms, cafes, hotels and motels. but neverthelessBy limiting their presence in restaurants to 20% of their maximum capacity, the researchers say, infections would be reduced by more than 80%.
If the study published by Nature is confirmed, it could provide useful information on which activities to remain closed and which to remain open, limiting the damage to the US economy, but also globally.
Editing: Alexandra Andronie