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Identification of clinical symptoms in the two groups n (%).
| AE group (20 cases) | VE group (24 cases) | χ2value | P value | |
|---|---|---|---|---|
| Mental behavior abnormalities | 6 (30) | 7 (29.2) | >0.05 | |
| Epilepsy | 11 (55) | 11 (45.8) | >0.05 | |
| Cognitive dysfunction | 7 (35) | 6 (25) | >0.05 | |
| Irritability | 3 (15) | 4 (16.7) | >0.05 | |
| Disorder of consciousness | 4 (20) | 3 (12.5) | >0.05 | |
| Fever | 5 (25) | 19 (79.2) | 12.910 | <0.05 |
| Headache | 5 (25) | 15 (62.5) | 6.188 | <0.05 |
| Vomiting | 1 (5) | 7 (79.2) | 4.283 | <0.05 |
| Central hypoventilation | 4 (20) | 0 | 5.280 | <0.05 |
