Is the COVID-19 pandemic impacting on the risk of African Swine Fever virus (ASFV) introduction into the United States? A short-term assessment of the risk factors.

When normalized with the total number of departures, the monthly percentage of departures from ASF affected countries noted a slightly significant increase (Sen's slope = 0.005, 95%CI 0.003–0.007), with a peak in May 2020 when 25% of the flights performed to the U.S. originated from ASF affected countries (Figure 5d ).

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