Prevalence of Immunoglobulin G (IgG) Against Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) and Evaluation of a Rapid MEDsan IgG Test in Children Seeking Medical Care
Klara M. Posfay‐Barbe, Diego O. Andrey, Julien Virzi, Patrick Cohen, Fiona Pigny, Ana Rita Gonçalves, Selina Pinösch, Laurence Lacroix, Silvia Stringhini, Laurent Kaiser, Nicolas Vuilleumier, Arnaud G. L’Huillier
Abstract
In 208 children seeking medical care, the seropositivity rate of anti-SARS-CoV-2 IgG antibodies was 8.7%, suggesting an infection rate similar to that observed in adults but >100-fold the incidence of RT-PCR-confirmed pediatric cases. Compared with the gold-standard combined ELISA + immunofluorescence, the MEDsan IgG rapid diagnostic test performed accurately.
Topics & Concepts
Coronavirus disease 2019 (COVID-19)Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)MedicineImmunoglobulin GCoronavirusAntibody2019-20 coronavirus outbreakVirologyImmunologySevere acute respiratory syndrome coronavirusRespiratory systemInternal medicineOutbreakInfectious disease (medical specialty)DiseaseSARS-CoV-2 and COVID-19 ResearchCOVID-19 Clinical Research StudiesDiabetes and associated disorders