Russell (2020)
Estimating the infection and case fatality ratio for coronavirus disease (COVID-19) using age-adjusted data from the outbreak on the Diamond Princess cruise ship, February 2020
https://doi.org/10.2807/1560-7917.ES.2020.25.12.2000256
https://www.ncbi.nlm.nih.gov/pubmed/32234121
Patient characteristics
Age (40-49 years vs. 20-39 years)
Developing COVID-19 after contamination
Odds ratio: 0.460 (0.160-1.330) Univariate analysis. Calculated odds ratio based on data reported in the article.

Japan

Prospective cohort study

Primary data collection

3711

Passengers and crew members on board of Diamond Princess cruise ship.

National Institute of Infectious Diseases (NIID). Field Briefing: Diamond Princess COVID-19 Cases. Tokyo: NIID; 19 Feb 2020. Available from: https://www.niid.go.jp/niid/en/2019-ncove/9417-covid-dp-fe-02.html

Total

1 Month


Developing COVID-19 after contamination

301

Confirmed cases of SARS-COV2 (using PCR) developing symptoms


Patient characteristics

Age

none

20-39 years

52

775

40-49 years

19

27


Odds ratio

0.460 (0.160-1.330)

No

No

No

none


ORs are calculated using data reported in the article

Average

No