Performance of a qualitative rapid chromatographic immunoassay to diagnose COVID-19 in patients in a middle-income country
Detection Principle
ImmunoAssay-Antibody
Target
IgM, IgG (Wondfo); IgG, IgA (ELISA)
Testing Method Category
Mixed
Testing Method
kits (EuroImmun, Wondfo)
Testing Method - Additional Info
ELISA (Euroimmun-Lübeck, Germany) that detects anti-SARS-CoV-2 IgA and IgG antibodies, as well as an RCI (Wondfo-China) that detects anti-SARS-CoV-2 IgG/IgM.
Reported Performance
Sensitivity: 85.8%; 94.9% (>14 dpo); Specificity: 100%
Sample Size
122 subjects
Peer-reviewed
yes
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