DNMT1 and schizophrenia: In DNMT1 rs2114724 the allelic (P = 0.022, OR 1.3, CI = 1.04–1.62) and genotypic (P = 0.004) association show an overrepresentation of TT genotype and T allele while in DNMT1 rs2228611 the allelic (P = 0.002 OR 1.43, CI = 1.14–1.8) and genotypic (P = 0.003) association show and overrepresentation of AA genotype and A allele in schizophrenia patients (Table 3).