COVID-19 outbreak on the Diamond Princess cruise ship: estimating the epidemic potential and effectiveness of public health countermeasures
OPEN Journal of travel medicine | 29 Feb 2020
J Rocklöv, H Sjödin and A Wilder-Smith
Cruise ships carry a large number of people in confined spaces with relative homogeneous mixing. On 3 February, 2020, an outbreak of COVID-19 on cruise ship Diamond Princess was reported with 10 initial cases, following an index case on board around 21-25 January. By 4 February, public health measures such as removal and isolation of ill passengers and quarantine of non-ill passengers were implemented. By 20 February, 619 of 3,700 passengers and crew (17%) were tested positive.
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