Multimodal Treatment of Attention Deficit Hyperactivity Disorder (MTA) Study
The NIMH-funded Multimodal Treatment of Attention Deficit Hyperactivity Disorder (MTA) study was a multisite study designed to evaluate the leading treatments for ADHD, including behavior therapy, medications, and the combination of the two. The study's primary results were published in 1999. Follow-up data continues to be published.
Read the MTA Questions and Answers (Revised November 2009).
Press releases and updates
Short-term Intensive Treatment Not Likely to Improve Long-term Outcomes for Children with ADHD (March 2009)
Age-related Decline of ADHD Symptoms Disrupted by Middle School (July 2008)
Improvement Following ADHD Treatment Sustained in Most Children (July 2007)