Validity study of the assessment method CAS2

This diploma thesis focuses on the profile of children with Attention Deficit Hyperactivity Disorder (ADHD) in the Cognitive Processes Diagnostic Battery (CAS2). The literature review section places the theory of the cognitive processes of planning, attention, simultaneous and subsequent information processing (PASS) in the context of current theories of intelligence, which it divides according to the approach to its investigation. It presents the PASS theory together with the work of Luria on which it is based. It then presents the basic characteristics of the CAS2 test, which is an operationalisation of the PASS theory. It also discusses the characteristics and diagnostic criteria of ADHD and finally presents studies focusing on the profile of cognitive processes in children with ADHD. The empirical part presents a clinical study focusing on the Czech population of children with ADHD in the CAS2 test. The measured scores of the research population were significantly lower than the general population on the simultaneous and subsequent information processing scales, and the overall IQ of the cohort was also significantly lower. However, the impaired results were expected especially on the planning scale. The findings are interpreted in the context of how information is processed and how different..