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. 2020 Jul 31;130:104571. doi: 10.1016/j.jcv.2020.104571

Table 3.

Cross-reactivity results for sera from controls diagnosed with conditions other than SARS-CoV-2 (n = 59).

MosaiQ COVID-19 Antibody test
Condition detected # sera tested Negative Borderline
Dengue (IgG and IgM) 5 5
Chikungunya (IgG and IgM) 5 5
Hepatitis C virus 3 3
HBs Antigen 2 2
Malaria 10 10
Syphilis 10 9 1
Cytomegalovirus (IgG) 5 5
Epstein-Barr Virus (IgG and IgM) 4 4
Rhumatoid factor 5 5
Monoclonal Ig and free light chain 10 10