Symptom Variables | Exposure Variables | Diagnostic Variables | Demograhic Variables |
---|---|---|---|
• Lethargy | • Animal contact | • Measurements from Cerebrospinal fluid (CSF) | • Gender |
• Personality/behavioural change | • Tick bite |    - White blood cell count | • Age |
• Seizures | • Mosquito bite |    - Protein | • Region |
• Stiff neck | • Insect bite |    - Glucose |  |
• Headache | • Immunization | • Magnetic resonance Imaging (MRI) |  |
• Irritability | • Recent infection | • Electroencephalography (EEG) |  |
• Fever | • Travel abroad | • Computed Tomography (CT) scans |  |
• Focal neurological findings | • Travel within UK | • other clinical variables |  |
• Coma | • Raw fish |    - Length of stay in hospital |  |
• Neurological signs | • Untreated water |    - Duration of illness |  |
• Gastrointestinal | • Head trauma |  |  |
• Respiratory | • Sick person contact |  |  |
• Confusion | • Water exposure |  |  |
• Photophobia |  |  |  |
• Rash |  |  |  |
• Urinary |  |  |  |