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KMID : 1120220200110020081
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Osong Public Health and Research Perspectives
2020 Volume.11 No. 2 p.81 ~ p.84
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Coronavirus Disease-19: Summary of 2,370 Contact Investigations of the First 30 Cases in the Republic of Korea
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Korea Centers for Disease Control and Prevention
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Abstract
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Between January 24th and March 10th, a total of 2,370 individuals had contact with the first 30 cases of COVID-19. There were 13 individuals who contracted COVID-19 resulting in a secondary attack rate of 0.55% (95% CI 0.31?0.96). There were 119 household contacts, of which 9 individuals developed COVID-19 resulting in a secondary attack rate of 7.56% (95% CI 3.7?14.26).
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KEYWORD
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contact tracing, COVID-19, epidemiology, SARS-CoV-2
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