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. 2021 Jan 26;35(7):1319–1333. doi: 10.1007/s00477-020-01968-w

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© The Author(s) 2021

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 6 — Effectiveness of containment measures on quarantine and isolation. The blue line shows the expected cumulative cases without containment measure on the Diamond Princess Cruise Ship. The red line is the observed daily cumulative case with containment measure. The total number of COVID-19 cases associated with the outbreak on the Diamond Princess Cruise Ship at February 28th was 761. Compared with the scenario of no intervention (2079.0, 95% CrI: 1901.1–2250.5) the effectiveness of quarantine and isolation in reducing the infected passenger was 63% (95% CrI: 60–66%) based on the estimate of relative risk 0.37 (95% CrI: 0.34–0.40) between the observed and the expected