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Anti-SARS-CoV-2 spike antibody titers for IgG and IgM in the positive samples from three performance evaluation panels
| Antibody titer | IgG |
IgM |
||||
|---|---|---|---|---|---|---|
| Panel 1 | Panel 2 | Panel 3 | Panel 1 | Panel 2 | Panel 3 | |
| 100 | 1 | 0 | 0 | 13 | 12 | 11 |
| 400 | 7 | 6 | 7 | 11 | 11 | 12 |
| 1600 | 12 | 12 | 11 | 6 | 6 | 6 |
| ≥6400 | 10 | 12 | 12 | 0 | 1 | 1 |
| Samplesa (n) | 30 | 30 | 30 | 30 | 30 | 30 |
Samples were tested for anti-SARS-CoV-2 IgG and IgM using CDC ELISA against the spike protein.
