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Table 2 Symptoms presented between June 2020 until the time of the interview according to the seroprevalence of IgG anti-SARS-CoV-2 antibodies

From: Migration in times of pandemic: SARS-CoV-2 infection among the Warao indigenous refugees in Belém, Pará, Amazonia, Brazil

Symptoms Total
n = 94
% Positive
n = 84
% Negative
n = 10
% OR IC 95% p-values
Fever
Yes 37 39.4 35 41.7 2 20.0 0.27 0.01–10.41 0.481
No 57 60.6 49 58.3 8 80.0 Ref.   
Headache
Yes 47 50.0 44 52.4 3 30.0 2.02 0.10–42.23 0.650
No 47 50.0 40 47.6 7 70.0 Ref.   
Flu-like illness or cold
Yes 39 41.5 37 44.0 2 20.0 33.57 0.05–23,959.63 0.295
No 55 58.5 47 56.0 8 80.0 Ref.   
Cough
Yes 36 38.3 35 41.7 1 10.0 166.63 0.13–213,238.36 0.161
No 58 61.7 49 58.3 9 90.0 Ref.   
Sore throat
Yes 32 34.0 31 36.9 1 10.0 0.07 0.0–140.39 0.487
No 62 66.0 53 63.1 9 90.0 Ref.   
Body ache
Yes 30 31.9 29 34.5 1 10.0 14.51 0.20–1035.90 0.219
No 64 68.1 55 65.5 9 90.0 Ref.   
Abdominal pain
Yes 24 25.5 23 27.4 1 10.0 1.06 0.02–73.97 0.979
No 70 74.5 61 72.6 9 90.0 Ref.   
Diarrhea
Yes 19 20.2 18 21.4 1 10.0 0.21 0.01–7.04 0.386
No 75 79.8 66 78.6 9 90.0 Ref.   
Nausea
Yes 8 8.5 7 8.3 1 10.0 0,12 0.01–2.78 0.187
No 86 91.5 77 91.7 9 90.0 Ref.   
Vomiting
Yes 5 5.3 5 6.0 0 0.0 3.27323E+ 10 0.0 - a 0.998
No 89 94.7 79 94.0 10 100.0 Ref.   
Loss of smell
Yes 19 20.2 16 19.0 3 30.0 0.10 0.0–44.14 0.453
No 75 79.8 68 81.0 7 70.0 Ref.   
Loss of taste
Yes 23 24.5 20 23.8 3 30.0 0.01 0.0–15.64 0.213
No 71 75.5 64 76.2 7 70.0 Ref.   
Shortness of breath
Yes 28 29.8 25 29.8 3 30.0 5.82 0.04–776.80 0.481
No 66 70.2 59 70.2 7 70.0 Ref.   
  1. a number tends to infinity; OR: Odds ratio (adjusted)