| http://www.w3.org/ns/prov#value | - At least some of the symptoms must present before the age of 7 and children must have at least 6 symptoms in the inattentive OR hyperactive categories to be diagnosed as having ADD or ADHD. Helping children manage these conditions when they are young is especially important because studies have shown that without intervention at a young age, problems can continue on into adulthood and lead to a hi
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