is associated with behavioral disorders such as attention deficit hyperactivity disorder
(ADHD). However, the impact of occupational pesticide exposure on ADHD development in
adolescents has not been examined. Objective We examined the association between
exposure to chlorpyrifos and ADHD symptoms among adolescents in Egypt. Methods
Adolescent pesticide applicators and non-applicators, 12–21 years old, participated in a 10 …