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Epidemiologia e Serviços de Saúde

Print version ISSN 1679-4974On-line version ISSN 2237-9622


CAVALCANTE, João Roberto et al. COVID-19 in Brazil: evolution of the epidemic up until epidemiological week 20 of 2020. Epidemiol. Serv. Saúde [online]. 2020, vol.29, n.4, e2020376.  Epub Aug 05, 2020. ISSN 1679-4974.


to describe the evolution of COVID-19 in Brazil up until epidemiological week 20 of 2020.


this is an ecological study based on data and official documents from the Brazilian Ministry of Health and international organizations; comparisons were made between Brazil and other countries and incidence and mortality rates were calculated.


by the end of epidemiological week 20, 233,142 cases, and 15,633 deaths had been confirmed for Brazil as a whole and 3,240 (58.2%) of the country’s municipalities had reported at least one case; Brazil was at an earlier phase of the pandemic when compared to other countries, except Russia and Turkey, regarding cumulative cases, and except Canada regarding cumulative deaths; the highest rates were found in Brazil’s Northern Region states, where Amazonas state had the highest incidence rates(4,474.6/1,000,000) and mortality rates (331.8/1,000,000).


Brazil is one of the countries with the highest number of confirmed cases and deaths, with marked regional differences.

Keywords : Coronavirus Infections; Pandemics; Public Health Surveillance; Epidemiology; Brazil.

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