Table 4: Summary of COVID-19 spike protein IgM/IgG antibody rapid serological test results in First Wave by history of known exposure/infection.

First Wave

IgM+ IgG+ Known exposure/infection

21

IgM+ IgG- Known exposure/infection

1

IgM- IgG+ Known exposure/infection

3

IgM- IgG- Known exposure/infection

39

IgM+ IgG+ No known exposure/infection

4

IgM+ IgG- No known exposure/infection

6

IgM- IgG+ No known exposure/infection

0

IgM-IgG- No known exposure/infection

174

Total Tests

248