Effect of dental treatment for mouth breathing habit on attention deficit hyperactivity disorder like symptoms among 7-12 years old children

This is a quasi experimental study where children with ADHD like features and  mouth breathing habit will be given oral screen appliance. After the treatment with oral screen the same group of children will be assessed for any change in ADHD like features. Hence aim of the study is to check if there is any reduction in ADHD like features following treatment with oral screen appliance.