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Positive Q fever serology in five persons living in a region of NSW endemic for the tick Ixodes holocyclus.
| Participant Number | Antibody Titres to Coxiella burnetii | |||||
|---|---|---|---|---|---|---|
| Phase 2 Antigen | Phase 1 Antigen | |||||
| IgM | IgG | IgA | IgM | IgG | IgA | |
| 3 | − | 800 | 50 | 50 | 200 | − |
| 5 | 100 | 800 | − | − | 50 | − |
| 6 | − | 50 | − | − | − | − |
| 11 | − | 1600 | 200 | − | − | 100 |
| 13 | − | 200 | − | − | − | − |
| Positives | 1/5 | 5/5 | 2/5 | 1/5 | 2/5 | 1/5 |
−: not detected.
