Interaction between catechol-O-methyltransferase Val/Met polymorphism and cognitive reserve for negative symptoms in schizophrenia

Figure 1 Catechol-O-methyltransferase genotypes, negative symptoms, information and similarities. A: Comparison of negative symptoms across catechol-O-methyltransferase genotypes; B: Association between information and negative symptoms in the entire sample; C: Association between similarities and negative symptoms in the entire sample; D: Correlation of information with negative symptoms in Met-carriers; E: Correlation of similarities with negative symptoms in Met-carriers; F: Association between information and negative symptoms in Val homozygotes; G: Association between similarities and negative symptoms in Val homozygotes. ^aP < 0.05.