Profiles of patients with neuropsychiatric SLE (NPSLE)
| Diagnosis | Number of patients | Gender (male/female) | Age (mean±SD) |
| NPSLE | 88 | 12/76 | 38.4±15.6 |
| Diffuse NPSLE | 58 | 7/51 | 37.1±12.4 |
| Acute confusional state | 28 | ||
| Anxiety disorder | 3 | ||
| Cognitive dysfunction | 9 | ||
| Mood disorder | 10 | ||
| Psychosis | 8 | ||
| Focal NPSLE | 30 | 5/25 | 40.2±12.8 |
| Cerebrovascular disease | 8 | ||
| Demyelinating syndrome | 1 | ||
| Headache | 3 | ||
| Meningitis | 1 | ||
| Movement disorder | 2 | ||
| Myelitis | 1 | ||
| Seizure disorder | 12 | ||
| Polyneuropathy | 2 | ||
| Lupus nephritis | 21 | 3/18 | 39.3±14.8 |
| Ⅱ | 1 | ||
| Ⅲ | 3 | ||
| Ⅳ | 6 | ||
| Ⅴ | 5 | ||
| Ⅲ+Ⅴ | 3 | ||
| Ⅳ+Ⅴ | 3 | ||
| SLE alone | 20 | 4/16 | 35.3±16.0 |
| Non-SLE rheumatic disease | 35 | 11/24 | 37.3±12.6 |
| Rheumatoid arthritis | 18 | 6/12 | 38.1±11.4 |
| Behcet’s disease | 17 | 5/12 | 36.4±14.8 |
| Healthy control | 24 | 8/16 | 27.3±5.4 |