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Currently submitted to: JMIR Public Health and Surveillance

Date Submitted: Nov 7, 2020
(currently open for review)

Warning: This is an author submission that is not peer-reviewed or edited. Preprints - unless they show as "accepted" - should not be relied on to guide clinical practice or health-related behavior and should not be reported in news media as established information.

Clinical characteristics of Severe Acute Respiratory Syndrome by COVID-19 in Indigenous of Brazil

  • Daniele Melo Sardinha; 
  • Karla Valéria Batista Lima; 
  • Ana Lúcia Da Silva Ferreira; 
  • Juliana Conceição Dias Garcez; 
  • Thalyta Mariany Rêgo Lopes Ueno; 
  • Yan Corrêa Rodrigues; 
  • Anderson Lineu Siqueira Dos Santos; 
  • Rosane Do Socorro Pompeu Loiola; 
  • Ricardo José De Paula Souza E Guimaraes; 
  • Luana Nepomuceno Gondim Costa Lima



The indigenous people of Brazil present several cases and deaths, affecting 158 peoples, with high vulnerability and limited access to health services.


Investigate the clinical characteristics of severe acute respiratory syndrome by COVID-19 in indigenous peoples of Brazil.


The epidemiological, cross-sectional and analytical study, from the data of the platform opendataSUS referring to the SIVEP-GRIPE in the period of 01/01/2020 until 31/08/2020. Profile variables, signs and symptoms, and risk factors/comorbidities. The data were analyzed by Bioestat 5.3.


1,207 cases and 470 deaths. Profile: male gender (59.48%) mean age 53. Signs and symptoms: fever (74.23%), cough (77.71%), sore throat (35.62%), dyspnea (69.34%), respiratory discomfort (62.80%), O2 saturation <95% (56.42%); and associated with mortality: dyspnea (80.0%) and O2 saturation <95% (69.36%). Risk factors and comorbidities (45.89%) were associated with deaths (54.04%). Comorbidities: Chronic Cardiovascular Disease (18.97%) and Diabetes Mellitus (18.97%), and associated with deaths: Chronic Cardiovascular Disease (24.46%). There was significance in the survivors vaccinated for influenza (26.18%).


The public and health policies of Brazil should be directed to control the dissemination of COVID-19 in this population, that COVID-19 evolves in the same intensity, however, the indigenous have vulnerabilities that can enhance the impact of the pandemic in this population.


Please cite as:

Sardinha DM, Lima KVB, Ferreira ALDS, Garcez JCD, Ueno TMRL, Rodrigues YC, Santos ALSD, Loiola RDSP, Guimaraes RJDPSE, Lima LNGC

Clinical characteristics of Severe Acute Respiratory Syndrome by COVID-19 in Indigenous of Brazil

JMIR Preprints. 07/11/2020:25346


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