188 patients with methamphetamine psychosis and 240 age- and gender-matched controls. Having the G-A-T-G or A-G-C-A haplotype of
rs2241802-rs2323019-rs352203-rs880481 was a potent negative risk factor (odds ratios were 0.13 and 0.086, respectively) for methamphetamine psychosis.
[PMID 15274031] Positive association of the human frizzled 3 (FZD3) gene haplotype with schizophrenia in Chinese Han population.
[PMID 18702828] The Frizzled 3 gene is associated with methamphetamine psychosis in the Japanese population.