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| Number | Percentage | |
|---|---|---|
| Fever | 40 | 72.7 |
| Headache | 45 | 81.8 |
| Nausea | 10 | 18.2 |
| Vomiting | 22 | 40.0 |
| Neck rigidity | 17 | 30.9 |
| Impairment of consciousness | 16 | 29.1 |
| Vision impaired | 7 | 12.7 |
| Papilledema | 4 | 7.3 |
| Seizure | 5 | 9.1 |
| Psychiatric disorder | 0 | 0.0 |
| Twitching | 3 | 5.5 |
