Table 2.
Positive rates of the serological tests in HCWs* included in the study from the University Hospital in Opole.
| ELISA Test (Serological Assay) Outcomes OPOLE, Opole Voivod. | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| () | |||||||||
| IgA | IgG | IgM | IgA/IgG | IgA/IgM | |||||
| (+) | BR | (+) | BR | (+) | BR | (+) | BR | (+) | BR |
| 8 | 3 | 1 | 1 | 2 | 2 | 0 | 0 | 1 | 0 |
| (8.89%) | (3.33%) | (1.11%) | (1.11%) | (2.22%) | (2.22%) | (0.00%) | (0.00%) | (1.11%) | (0.00%) |
| () | |||||||||
| IgA | IgG | IgM | IgA/IgG | IgA/IgM | |||||
| (+) | BR | (+) | BR | (+) | BR | (+) | BR | (+) | BR |
| 7 | 2 | 2 | 0 | 6 | 4 | 1 | 0 | 1 | 0 |
| (8.33%) | (2.38%) | (2.38%) | (0.00%) | (7.14%) | (4.76%) | (1.19%) | (0.00%) | (1.19%) | (0.00%) |
| Analysis of two serial sera specimens (n = 84) | |||||||||
| IgA | IgG | IgM | IgA/IgG | IgA/IgM | |||||
| (+) | BR | (+) | BR | (+) | BR | (+) | BR | (+) | BR |
| 5 | 1 | 1 | 0 | 2 | 1 | 0 | 0 | 1 | 0 |
| (5.95%) | (1.19%) | (1.19%) | (0.00%) | (2.38%) | (1.19%) | (0.00%) | (0.00%) | (1.19%) | (0.00%) |
* HCWs included nurses, physicians, laboratory diagnosticians, paramedics and other medical staff, (+)—seropositivity, BR—borderline ratio (+/−), —first blood collection (July 2020), —second blood collection (August 2020).