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International travel had ‘biggest impact’ in early COVID-19 spread

The biggest factor in the death rate from the first wave of coronavirus cases was international travel, according to a new study from researchers at the University of Aberdeen.



a airplane that is flying in the sky: Study: International travel had 'biggest impact' in early COVID-19 spread


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Study: International travel had ‘biggest impact’ in early COVID-19 spread

Researchers assessed death rates in the 37 hardest-hit countries, looking at factors including urban population, population density and arrivals at the border. Countries analyzed included the U.S., the United Kingdom, Spain, France, Italy and Brazil.

According to the research, published in BMJ Open, every 1 million international arrivals was associated with a 3.4 percent spike

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