From: Seroprevalence of anti-SARS-CoV-2 antibodies and factors associated with infection among adolescent men who have sex with men and transgender women in Salvador, Brazil
Variable
n
%
95% CI
SARS-CoV-2 infection (IgG+ / IgM+)
Positive
28
20.4
14.4-28.0
Negative
109
79.6
71.9-85.5
IgG
23
16.8
11.3-24.0
114
83.2
75.9-88.6
IgM
16
11.7
7.2-18.2
121
88.3
81.7-92.7