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[Preprint]. 2020 Nov 24:rs.3.rs-105768. [Version 1] doi: 10.21203/rs.3.rs-105768/v1

Table 1.

MMIA SARS-CoV-2 spike protein performance

SARS-CoV-2 PCR Status/Archival Sera
SARS-CoV-2 MMIA IgG Antibody Test2 Positive1 Negative Total
Positive 152 0 152
Negative 3 114 117
Total 155 114 269
Sensitivity 98.1%
Specificity 100%
SARS-CoV-2 MMIA IgM Antibody Test3 Positive 82 0 82
Negative 23 114 137
Total 105 114 219
Sensitivity 78.1%
Specificity 100%
1

84 archival serum samples and 30 serum samples from PCR negative study enrollees are included as SARS-CoV-2 negative.

2

IgG antibody test included serum samples from n= 155 PCR positive subjects including 82 military treatment facility (MTF) outpatients, 38 MTF hospitalized subjects and 35 Javits Center hospitalized subjects

3

IgM antibody test included serum samples from n= 105 PCR positive subjects including 41 MTF outpatients, 29 MTF hospitalized subjects and 35 Javits Center hospitalized subjects