Clinical findings
We assessed the patients’ symptomatology, using the Bern Psychopathology Scale, which classifies symptoms into three different domains related to well-defined brain circuits (language, affective, and motor symptoms). We observed a significant effect of the number of C-alleles alleles on language symptoms (Wilks Lambda = 0.923; F(3,139) = 3.9; p-FDR = 0.033). The other symptom domains were not affected (all FDR-corrected 