Table 2 Serum bactericidal antibody titres and anti‐outer membrane vesicle immunoglobulin G titres from the second patient, before and after intravenous immunoglobulin infusion.
| Designation | Phenotype | SBA titre | OMV ELISA | ||
|---|---|---|---|---|---|
| Before IVIg infusion | After IVIg infusion | Before IVIg infusion | After IVIg infusion | ||
| M01 240013 | B:NT:P1.19‐1, 15‐11 | 8 | 16 | 27.7 | 55.7 |
| M01 240101 | B:NT:P1.22, 9 | 16 | 16 | 31.0 | 66.6 |
| M01 240149 | B:4:P1.7‐2, 4 | 32 | 32 | 59.7 | 109.6 |
| M01 240185 | B:1:P1.22,14 | <4 | <4 | 35.7 | 73.3 |
| M01 240355 | B:2a:P1.5‐1, 10‐8 | 32 | 32 | 30.1 | 62.3 |
IVIg, intravenous immunoglobulin; OMV, outer membrane vesicle; SBA, serum bactericidal antibody.