Clinical Performance of Two SARS-CoV-2 Serologic Assays
Detection Principle
ImmunoAssay-Antibody
Target
IgG vs N (Abbott), IgG vs S1 (Euroimmun)
Testing Method Category
Mixed
Testing Method
kits (Abbott, Euroimmun)
Testing Method - Additional Info
Abbott SARS-CoV-2 IgG assay and EI SARS-CoV-2 IgG assay (EUROIMMUN)
Reported Performance
specificity: 99.4% (Abbott), 94.8-96.7% (Euroimmun); sensitivity: 0.0% (Abbott, <3 dpo), 30% (Abbott, 3-7 dpo) , 47.8% (Abbott, 8–13 dpo), 93.8% (Abbott, ?14dpo), 0.0% (Euroimmun, <3 dpo), 25% (Euroimmun, 3-7 dpo) , 56.7% (Euroimmun, 8–13 dpo), 85.4% (Euroimmun, ?14dpo); qualitative concordance: 0.83
Sample Size
256 samples
Peer-reviewed
yes
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