The Utility of a Novel Neuropsychological Measurement to Analyze Event-Related Attentional Behaviors among Young Children with Attention Deficit Hyperactivity Disorder—a Pilot Study.

This article focuses on evaluating a novel neuropsychological measurement system, the ΣCOG, designed to assess attention-related behaviors in older preschool children with and without attention deficit hyperactivity disorder (ADHD). The ΣCOG, which incorporates trial-based event markers and a game-like interface, was compared with the established Conners' Kiddie Continuous Performance Test, Second Edition (K-CPT 2), in a sample of 33 children (14 diagnosed with ADHD). Results showed that the ΣCOG’s omission and response time scores correlated with clinical behavioral scales and aligned with key K-CPT 2 measures such as commissions and reaction time, while also enabling detailed within-task event-related behavioral analysis. The study suggests that the ΣCOG is clinically feasible and may serve as an alternative or complementary tool to the K-CPT 2, particularly by providing granular event-related data useful for individualized assessment and treatment planning in preschool ADHD.