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Psychiatric manifestations in NP-SLE patients distinguished on the basis of IgG bands in their CSF (n = 6 patients/group)
| Variable | IgG negative | IgG positive | χ2 or t-test | P |
|---|---|---|---|---|
| Depression | 33.3% | 0% | 2.4 | NS |
| Cognit. dysfunction | 0% | 50% | 4.0 | 0.046 |
| Psychosis | 50% | 0% | 4.0 | 0.046 |
| Anxiety | 33.3% | 33.3% | 0 | NS |
