||Yatsuga C, Toyohisa D, Fujisawa TX, Nishitani S, Shinohara K, Matsuura N, Ikeda S, Muramatsu M, Hamada A, Tomoda A (2013) No association between catechol-O-methyltransferase (COMT) genotype and attention deficit hyperactivity disorder (ADHD) in Japanese children. Brain Dev. doi: 10.1016/j.braindev.2013.08.006
||Candidate-gene association study
||50 cases and 32 controls
||50 male cases; 32 male controls
aged 6-16 years , mean age 9.7 years (SD=2.67) in ADHD and 13.4 (SD=2.08) in control subjects.
Other variant reported by this study (count: 1)
Genes reported by this study (count: 1)