Learning Disabilities and Behavioral Disorders

Boys are approximately three times as likely to be diagnosed with ADD or ADHD as girls.
One study found boys referred for possible ADD/ADHD approximately 10 times as often as girls, leading some to speculate about the possibility of referral bias based on a misunderstanding of normal-range male activity and behavior.
One survey of physicians found that teachers and school personnel are often the first to suggest that a child has ADD or ADHD.
Diagnoses of ADD & ADHD have increased among children under the age of seven, including diagnoses of toddlers.
Boys are diagnosed with learning disabilities and behavioral disorders at a rate nearly twice that of girls.
Boys are diagnosed with mental retardation at a rate nearly 1/3 higher than that of girls.
Approximately 50% more boys are diagnosed with speech impairments than girls.