| Neurologic manifestation | Percent |
| Altered mental status* | 100 |
| Dysarthria (slurred speech) | 65 |
| Ataxia | 45 |
| Gait disturbance | 34 |
| Weakness | 21 |
| Impaired motor coordination | 21 |
| Hostile, aggressive, abusive behavior | 17 |
| Inability to concentrate | 14 |
| Nystagmus | 14 |
| Hallucinations | 10 |
| Delirium, euphoria | 10 |
| Paranoid ideation | 7 |
| Irritability | 3 |
| Excessive hunger | 3 |
| Headache | 3 |
| Partial ptosis | 3 |
| Asterixis | 3 |
| Blurred vision | 3 |
