Table 1.
Tests used within this study.
| Provider | Format | Product Name | Antigen | Isotype |
|---|---|---|---|---|
| Roche Diagnostics, Mannheim, Germany (ROCHE) | ECLIA | Cobas Ig Elecsys Anti-SARS-CoV-2 | N | pan-Ig |
| Bio-Rad, Marnes-la-Coquette, France (Bio-Rad) | ELISA | Platelia SARS-CoV-2 Total Ab Assay | N | pan-Ig |
| Epitope Diagnostics, San Diego, CA, USA (Epitope) | ELISA | EDI Novel Coronavirus COVID-19 IgG, IgM ELISA Kit | N | IgG, IgM |
| Mikrogen GmbH, Neuried, Germany (Mikrogen) | ELISA | recomWell SARS-CoV-2 IgG, IgA | N | IgG, IgA |
| Virotech, Rüsselsheim, Germany (Viorotech) | ELISA | VIROTECH SARS-CoV-2 IgG, IgM, IgA ELISA | N | IgG, IgM, IgA |
| EUROIMMUN AG, Lübeck, Germany (Euroimmun) | ELISA | Anti-SARS-CoV-2-ELISA IgG, IgA | S | IgG, IgA |
| Institute Virion/Serion GmbH, Würzburg, Germany (Serion) | ELISA | Serion ELISA agile SARS-CoV-2 IgA, IgG (prototype) | IgG: S IgA: S, N |
IgG, IgA |
| University Hospital Regensburg, Regensburg, Germany (UKR) | ELISA | SARS-CoV-2-ELISA IgG, IgM, IgA | S | IgG, IgM, IgA |
| Nal van Minden GmbH, Moers, Germany (NvM01, NvM03, NvM05) | LFA | NADAL COVID-19 IgG/IgM 243001 | S | IgG & IgM |
| NADAL COVID-19 IgG/IgM 243003 | S, N | IgG & IgM | ||
| NADAL COVID-19 IgG/IgM 243005 | S, N | IgG & IgM | ||
| Zecen, Taizhou, China (ZECEN) | LFA | SARS-CoV-2 IgG/IgM Rapid Test | n.s. | IgG & IgM |
| Elabscience Biotechnology, Wuhan, China (ELABSCIENCE) | LFA | UNCOV-40 | n.s. | IgG & IgM |
| Genrui Biotech, Shenzhen, China (Genrui) | LFA | 2019-nCoV IgG/IgM | n.s. | IgG & IgM |
| Encode, Zhuhai, China (Encode) | LFA | SARS-CoV-2 IgG/IgM Rapid Test | n.s. | IgG & IgM |
| Boson Biotech, Xiamen, China (Boson) | LFA | Rapid 2019-nCoV IgG/IgM Test Card | n.s. | IgG & IgM |
| Dialab, Wr Neudorf, Austria (Dialab) | LFA | DIAQUICK Covid-19 IgG/IgM Cassette | n.s. | IgG & IgM |
| Chemtron Biotech Co, Shanghai, China (Chemtron) | LFA | Chemtrue 2019-nCoV IgM/IgG | n.s. | IgG & IgM |
| RapiGEN, Anyang, Korea (RapiGEN) | LFA | Covid-19 IgG+IgM Duo | n.s. | IgG & IgM |
| Microprofit Biotech Co, Shenzhen, China (Microprofit) | LFA | fluorecare SARS-CoV-2 IgG IgM | n.s. | IgG & IgM |
| Abnova, Taipeh, Taiwan (Abnova) | LFA | COVID-19 Human IgM/IgG Rapid Test | n.s. | IgG & IgM |
| Türklab, Izmir, Turkey (Türklab) | LFA | SARS-CoV-2 IgM/IgG Ab Test | n.s. | IgG & IgM |
| AmonMed Biotechnology; Xiamen, China (AmonMed) | LFA | COVID-19 IgM/IgG | n.s. | IgG & IgM |
| Affimedix, Hayward, USA (Affimedix) | LFA | TestNOW-Covid-19 IgG/IgM | n.s. | IgG & IgM |
n.s. = not specified.