Could ADHD diagnoses stem from early school entry?

Could ADHD diagnoses stem from early school entry?

BOSTON — Researchers at Harvard say a recent study about kindergarteners and ADHD -- attention deficit-hyperactivity disorder -- should raise important questions for teachers and doctors.

According to a study in the New England Journal of Medicine students who just beat the cut-off date to enroll in kindergarten are 30 percent more likely to be diagnosed with ADHD than students who are nearly a full year older.

Researchers say a child who is nearly 6 should naturally be able to sit still and focus more than a child who just turned 5.

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They say teachers and doctors should consider the age difference before wrongly diagnosing a child with ADHD.