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Peer reviewed
Direct linkEgeland, Jens; Kovalik-Gran, Iwona – Journal of Attention Disorders, 2010
Objective: A previous factor analysis of the Conners' Continuous Performance Test (CCPT) indicates that the test measures 5 sub-functions of attention, namely "focused attention," "hyperactivity/impulsivity," "sustained attention," "vigilance," and "change in control." The present study further…
Descriptors: Schizophrenia, Language Impairments, Performance Tests, Hyperactivity
Iselin, Anne-Marie R.; DeCoster, Jamie – Cognitive Development, 2009
This study compared the cognitive control skills of male incarcerated adolescents (n = 44), male control adolescents (n = 33), male incarcerated young adults (n = 41), and male control young adults (n = 35) using the AX-continuous performance test (AX-CPT). This test measures proactive control (the ability to maintain a mental representation of…
Descriptors: Self Control, Performance Tests, Hyperactivity, Young Adults
Miranda, Monica Carolina; Sinnes, Elaine Girao; Pompeia, Sabine; Bueno, Orlando Francisco Amodeo – Journal of Attention Disorders, 2008
Objective: The present study investigated the performance of Brazilian children in the Continuous Performance Test, CPT-II, and compared results to those of the norms obtained in the United States. Method: The U.S. norms were compared to those of a Brazilian sample composed of 6- to 11-year-olds separated into 4 age-groups (half boys) that…
Descriptors: Performance Tests, Attention Deficit Disorders, Program Effectiveness, Norms
Cohen, Andrew L.; Shapiro, Steven K. – Journal of Attention Disorders, 2007
Objective: To examine the ability of the flicker task to demonstrate greater utility in discriminating performance in young adults with and without ADHD compared to the Conners' CPT (CCPT). Method: Flicker task and CCPT performance were compared between an ADHD (n = 28) and control (n = 30) group of college students. Results: This study replicated…
Descriptors: Performance Tests, Hyperactivity, Attention Deficit Disorders, Rating Scales
Thompson, Laetitia L.; Whitmore, Elizabeth A.; Raymond, Kristen M.; Crowley, Thomas J. – Assessment, 2006
Adolescents with substance use and conduct disorders have high rates of aggression and attention deficit hyperactivity disorder (ADHD), all of which have been characterized in part by impulsivity. Developing measures that capture impulsivity behaviorally and correlate with self-reported impulsivity has been difficult. One promising behavioral…
Descriptors: Memory, Adolescents, Hyperactivity, Conceptual Tempo
Twin Study on Heritability of Activity, Attention, and Impulsivity as Assessed by Objective Measures
Heiser, Philip; Heinzel-Gutenbrunner, Monika; Frey, Joachim; Smidt, Judith; Grabarkiewicz, Justyna; Friedel, Susann; Kuhnau, Wolfgang; Schmidtke, Jorg; Remschmidt, Helmut; Hebebrand, Johannes – Journal of Attention Disorders, 2006
Objective: The purpose of this study was to assess heritability of activity, attention, and impulsivity by comparing young monozygotic (MZ) twins with dizygotic (DZ) twins using objective measures. Method: The OPTAx test is an infrared motion analysis to record the movement pattern during a continuous performance test. Seventeen MZ and 12 same…
Descriptors: Conceptual Tempo, Twins, Behavior Problems, Performance Tests
Mayes, Susan Dickerson; Calhoun, Susan L. – Journal of Attention Disorders, 2006
Wechsler Intelligence Scale for Children, 3rd and 4th editions (WISC-III n = 586 and WISC-IV n = 118), profiles were compared for children with ADHD and normal intelligence. Mean Verbal Comprehension Index (VCI) and Perceptual Organization/Perceptual Reasoning Index (POI/PRI) scores were significantly higher than Freedom From…
Descriptors: Comparative Analysis, Cognitive Processes, Intelligence Tests, Attention Deficit Disorders
Gualtieri, C. Thomas; Johnson, Lynda G. – Journal of Attention Disorders, 2006
Background: It has been proposed that ADHD is an executive control disorder. Little is known however about the maturation of executive control in ADHD. Method: A cross-sectional study of ADHD patients compared to normal controls tested on a computerized neurocognitive test battery. Participants: 175 patients with ADHD, age 10 to 29, compared to…
Descriptors: Age Differences, Developmental Stages, Child Development, Adolescent Development
