Table 1.
Patient characteristics (N = 67).
| Characteristics | Values |
|---|---|
| Male/Female | 38/29 |
| Age at onset, y, mean ± SD | 58.5 ± 13.9 |
| Symptom at diagnosis, n (%) | |
| Seizure | 60 (89.6%) |
| Cognitive impairment | 47 (70.1%) |
| Psychosis | 21 (31.3%) |
| Consciousness disorder | 9 (13.4%) |
| Speech disorder | 4 (6.0%) |
| Sleep disorder | 4 (6.0%) |
| Autonomic dysfunction | 6 (9.0%) |
| Limb weakness | 6 (9.0%) |
| Hyponatremia, n (%) | 29 (43.3%) |
| CSF findings, n (%) | |
| Cell count > 5 cells/uL | 10 (14.9%) |
| Protein > 0.45 g/L | 17 (25.4%) |
| Positive OB | 7 (10.4%) |
| LGI1 antibody, n (%) | |
| CSF positive | 42 (62.7%) |
| Serum positive | 67 (100%) |
| EEG, n (%) | |
| Normal | 14 (20.9%) |
| Epileptic | 24 (35.8%) |
| Slow wave | 8 (11.9%) |
| Unclear | 21 (31.4%) |
| MRI, n (%) | |
| Normal | 34 (50.7%) |
| Unilateral hippocampal lesion | 16 (23.9%) |
| Bilateral hippocampal lesions | 17 (25.4%) |
| Tumor, n (%) | 6 (9.0%) |
| BI upon admission, mean ± SD | 80.3 ± 18.4 |
| BI at discharge, mean ± SD | 82.5 ± 20.8 |
| mRS upon admission, median (IQR) | 2 (1~3) |
SD, standard deviation; CSF, cerebrospinal fluid; OB, oligoclonal band; EEG, electroencephalography; MRI, magnetic resonance imaging; BI, Barthel Index; mRS, modified Ranking scale; IQR, interquartile range.