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Immunoglobulin isotype and subtypes
| Total number of cases (n = 46) | Patients DSA (n = 14) | Patients with anti–SARS-CoV-2 antibody (n = 45) | P Value |
|---|---|---|---|
| IgM | 5 (36%) | 40 (89%) | 0.001 |
| IgA | 2 (14%) | 39 (87%) | 0.0001 |
| IgG | 14 (100%) | 45 (100%) | 1 |
| IgG1 | 13 (93%) | 41 (91%) | 0.85 |
| IgG2 | 5 (36%) | 10 (22%) | 0.2 |
| IgG3 | 9 (64%) | 31 (69%) | 0.83 |
| IgG4 | 1 (7%) | 0 | 0.49 |
DSA, donor-specific anti-HLA antibody; Ig, immunoglobulin; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.
