Adhd Assessments Assessments of Adhd are necessary for proper diagnosis and management. 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 test that is based on time and can be used to diagnose attention http://www.stes.tyc.edu.tw/xoops/modules/profile/userinfo.php?uid=1512039