Adhd Assessments Adhd assessments are required to ensure proper diagnosis and treatment. These assessments comprise Neuropsychological emotional, as well as structured clinical components. Evaluation of T.O.V.A The Test of Variables of Attention assessment (TOVA) is a computerized time-based test that can be used in the diagnosis of attention deficit disorders. https://intern.ee.aeust.edu.tw/home.php?mod=space&uid=105386