PI4K2B and schizophrenia: In addition, the aforementioned association study identified SNP rs10939038, which lies in the same linkage disequilibrium (LD) block as PI4K2B, as a potentially important variant in schizophrenia cases (allele P = 0.006, odds ratio (OR) = 1.314, 95%CI: 1.08–1.59) (Christoforou et al., 2007).