Validity of memory tasks across the WJ III COG, NEPSY II, and WRAML-2 in a mixed clinical sample of children: Applicability to four neurocognitive theories

dc.contributor.authorPsimas, J. Lynsey
dc.contributor.committeeChairMaricle, Denise E.
dc.contributor.committeeMemberMiller, Daniel
dc.contributor.committeeMemberDeOrnellas, Kathy
dc.contributor.committeeMemberJohnson, Wendi L.
dc.date.accessioned2018-10-19T14:43:58Z
dc.date.available2018-10-19T14:43:58Z
dc.date.issued2012-08
dc.descriptionOriginal dissertation is missing page 170 and has two different pages marked as 173.
dc.description.abstractCurrent research regarding the neurocognitive construct of memory in children and adolescents within clinical populations is insufficient (Hughes & Graham, 2002). Controversial theories of memory have led to divergent hypotheses about the construct of memory. Based on current disparity regarding the theoretical paradigm of memory, it cannot be assumed that test instruments are measuring the same constructs. Due to the critical importance of memory in comprehensive neuropsychological evaluations, it is essential to establish the validity of theoretical foundations and assessment instruments, particularly within clinical populations. Valid neuropsychological instruments are particularly important in educational settings, where the resulting evaluations often serve as the framework for recommendations, interventions, and other support services. This study examined the concurrent validity of memory subscales of three commonly used neurocognitive instruments: the Woodcock-Johnson III Tests of Cognitive Abilities, Normative Update (WJ III COG; Woodcock, McGrew, & Mather, 2001c, McGrew, Schrank, & Woodcock, 2007; Woodcock, Shrank, Mather, & McGraw, 2007); the Wide Range Assessment of Memory and Learning, Second Edition (WRAML-2; Adams & Sheslow, 2003); and the NEPSY II: A Developmental Neuropsychological Assessment, Second Edition (Korkman, Kirk, & Kemp, 2007). Additionally, the underlying factor structure of the neurocognitive instruments and their congruence with four well-established theories of memory were examined. These four theories include Atkinson and Shiffrin's multimodal model of memory (1968), Baddeley and Hitch's working memory model (1974), CHC theory of cognitive abilities (McGrew, 2005), and the Conceptual Model for School Neuropsychological Assessment (SNP Model; Miller, 2007, 2010; Miller & Maricle, 2012). Examining the fit of memory theories within assessment instruments determined which theories best conceptualize the construct of memory. Archival data were extracted from 892 school neuropsychology case study reports. This research included subjects aged 5 through 16 from a clinical sample. Bivariate correlations were conducted to examine relationships among memory subtests. These analyses support the reliable use of most of these subtests within clinical populations. Level of fit between models of memory and sample data were described using structural equation modeling and analyzed using confirmatory factor analysis. The SNP model was determined to be the best fit among the designated models.en_US
dc.identifier.urihttps://twu-ir.tdl.org/handle/11274/10530
dc.language.isoen_USen_US
dc.subjectPsychologyen_US
dc.subjectAdolescenceen_US
dc.subjectCFAen_US
dc.subjectCHCen_US
dc.subjectChildrenen_US
dc.subjectIntelligenceen_US
dc.subjectMemoryen_US
dc.subjectNEPSY II: A Developmental Neuropsychological Assessment, Second Editionen_US
dc.subjectNeurocognitionen_US
dc.subjectWide Range Assessment of Memory and Learning, Second Edition (WRAML-2)en_US
dc.subjectWoodcock-Johnson III Tests of Cognitive Abilities, Normative Update (WJ III COG)en_US
dc.subjectEducational tests & measurements
dc.subjectSpecial education
dc.subjectQuantitative psychology
dc.titleValidity of memory tasks across the WJ III COG, NEPSY II, and WRAML-2 in a mixed clinical sample of children: Applicability to four neurocognitive theoriesen_US
dc.typeDissertationen_US
thesis.degree.departmentSchool Psychologyen_US
thesis.degree.grantorTexas Woman's Universityen_US
thesis.degree.levelDoctoralen_US
thesis.degree.nameDoctor of Philosophyen_US

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