Data from international samples suggest that young people with high levels of attentional difficulties are at greater risk of involvement in a motor vehicle crash, drinking and driving, and traffic violations.- Using a prevalence rate of 5%, the annual societal ‘‘cost of illness’’ for ADHD is estimated to be between $36 and $52 billion, in 2005 dollars.
- It is estimated to be between $12,005 and $17,458 annually per individual.
- The total excess cost of ADHD in the US in 2000 was $31.6 billion.
- Parents of children with a history of ADHD report almost 3 times as many peer problems as those without a history of ADHD (21.1% vs. 7.3%).
- Parents report that children with a history of ADHD are almost 10 times as likely to have difficulties that interfere with friendships (20.6% vs. 2.0%).
- Approximately 11% of children 4-17 years of age (6.4 million) have been diagnosed with ADHD as of 2011
- Rates of ADHD diagnosis increased an average of 3% per year from 1997 to 2006 and an average of approximately 5% per year from 2003 to 2011
- Boys (13.2%) were more likely than girls (5.6%) to have ever been diagnosed with ADHD
- http://www.cdc.gov/ncbddd/adhd/data.html
