Summary for the 260 study participants seen in emergency departments with suspected meningococcal disease (n and (%) unless otherwise stated)
| Characteristic | |
| Age (months; median (range)) | 35 (1–156) |
| Male sex | 142 (54.6) |
| Vaccination status | |
| Vaccinations up-to-date | 253 (97.3) |
| Meningococcal B vaccinated | 150 (57.7) |
| Meningococcal C vaccinated | 179 (68.8) |
| Index tests | |
| LAMP | 260(100) |
| C reactive protein | 260(100) |
| White cell counts | 260(100) |
| Reference standard | |
| Culture/PCR | 253 (97.3) |
| Presumed negative | 7 (2.7) |
| Outcomes | |
| Received parenteral antibiotics at first presentation | 120 (46.2) |
| Admitted to hospital | 142 (54.6) |
| Admitted to PICU | 4 (1.5) |
| Deaths | 1 (0.4) |
| Confirmed meningococcal disease | 5 (1.9) |
LAMP, loop-mediated isothermal amplification; PICU, paediatric intensive care unit.