Students in grades 7 to 12 who report having used cough and cold medicines to get high in the last 12 months
Students in grades 6 to 12 who report always wearing a helmet when riding a bicycle during the last 12 months [among those who ride bicycle]
Students in grades 6 to 12 who report having received a diagnosis for: attention deficit hyperactivity disorder (ADHD) or attention deficit disorder (ADD)
