Specifically, rating scales can provide information pertaining to two of the aforementioned DSM-IV-TR criteria for ADHD criteria A and C. For Criterion A, Thomas E. Brown created scales to rate symptoms of ADD/ADHD from ageto adulthood. Publication date: Age rangethrough adult. Qualification level: B. Completion adolescents, and adults. Product Details. Broad band: assess multiple behavioral conditions. There are observer-rated forms (teacher and parent) and self-rated forms Narrow band: focus