Author: Yutaka Akiyama; Takashi Ishida
Title: Relationship between COVID-19 death toll doubling time and national BCG vaccination policy Document date: 2020_4_17
ID: 4m9ngo8g_2
Snippet: First, we investigated the DT of COVID-19 deaths in 47 countries (source: Our World in Data, 3 as of 5 April 2020). We defined the baseline date of each country as the date when fatalities of at least five people was first observed in the country. We covered all countries that have at least 10-day observation period and had a population of more than 1 million. To exclude the effect of social interventions, the death toll data of the country was t.....
Document: First, we investigated the DT of COVID-19 deaths in 47 countries (source: Our World in Data, 3 as of 5 April 2020). We defined the baseline date of each country as the date when fatalities of at least five people was first observed in the country. We covered all countries that have at least 10-day observation period and had a population of more than 1 million. To exclude the effect of social interventions, the death toll data of the country was truncated by 30 days after the baseline date (for China, South Korea, Iran, Italy, Japan, and USA).
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