- The percentage of children ever diagnosed with attention deficit hyperactivity disorder (ADHD) increased from 7% to 9% from 1998–2000 through 2007–2009.
- ADHD prevalence trends varied by race and ethnicity. Differences between groups narrowed from 1998 through 2009; however, Mexican children had consistently lower ADHD prevalence than other racial or ethnic groups.
- From 1998 through 2009, ADHD prevalence increased to 10% for children with family income less than 100% of the poverty level and to 11% for those with family income between 100% and 199% of the poverty level.
- From 1998 through 2009, ADHD prevalence rose to 10% in the Midwest and South regions of the United States.
- From 1998 through 2009, ADHD prevalence was higher among boys than girls: For boys, ADHD prevalence increased from 9.9% in 1998–2000 to 12.3% in 2007–2009, and for girls, from 3.6% to 5.5% during the same period.
- For the 2007–2009 period, an annual average of 9.0% of children aged 5–17 years had ever been diagnosed with ADHD—an increase from 6.9% in 1998–2000
- In 1998–2000, non-Hispanic white children had higher ADHD prevalence compared with all other race groups
Resources: http://www.addrc.org/adhd-statistics/
No comments:
Post a Comment