ADHDgene Database
  • Published Variant
  • Published Gene: 359
  • Published Region: 128
  • Pathway by PBA: 8
  • Study: 361

Study Report

Basic Info
Reference McCracken JT, 200011032387
Citation McCracken J. T., Smalley S. L., McGough J. J., Crawford L., Del'Homme M., Cantor R. M., Liu A. and Nelson S. F. (2000) "Evidence for linkage of a tandem duplication polymorphism upstream of the dopamine D4 receptor gene (DRD4) with attention deficit hyperactivity disorder (ADHD)." Mol Psychiatry, 5(5): 531-6.
Study Design family-based
Study Type Candidate-gene association study
Sample Size 371 children with ADHD from 197 families
Predominant Ethnicity Caucasian
Population USA
Gender 269 (72.5%) boys
Age Group Children/Adolescents : mean age 10.6 years (SD=3.5)

Detail Info

Other variant reported by this study (count: 2)

Genes reported by this study (count: 1)