Research Topics
| Luc LecavalierSummaryAffiliation: The Ohio State University Country: USA Publications
| Collaborators
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Detail Information
Publications
Validation of DSM-IV model of psychiatric syndromes in children with autism spectrum disordersLuc Lecavalier
Department of Psychology, Nisonger Center, Ohio State University, Columbus, OH 43210 1257, USA
J Autism Dev Disord 39:278-89. 2009..Findings lend support to the notion that DSM-IV syndromes may be an appropriate conceptual model for characterizing psychopathology in ASD...- Validity of DSM-IV syndromes in preschoolers with autism spectrum disordersLuc Lecavalier
Ohio State University, Columbus, USA
Autism 15:527-43. 2011..Findings lend support to the DSM as a conceptual model for behavioral syndromes in preschoolers with ASDs and also reinforce the importance of source-specificity when considering psychiatric disorders in children with ASDs... - Deconstructing the PDD clinical phenotype: internal validity of the DSM-IVLuc Lecavalier
Nisonger Center and Department of Psychology, Ohio State University, Columbus, Ohio 43210 1257, USA
J Child Psychol Psychiatry 50:1246-54. 2009..The objective of this study was to assess the internal validity of the DSM as a conceptual model for describing PDD, while paying particular attention to certain subject characteristics... - Predictors and moderators of parent training efficacy in a sample of children with autism spectrum disorders and serious behavioral problemsCristan Farmer
Ohio State University, McCampbell Hall, Rm 305, 1581 Dodd Drive, Columbus, OH 43210, USA
J Autism Dev Disord 42:1037-44. 2012..None of the variables measured in this study moderated response to PT. Antipsychotic medication plus PT appears to be equally effective for children with a wide range of demographic and behavioral characteristics... - Evaluating the validity of the Nisonger Child Behavior Rating Form--parent versionMegan Norris
Nisonger Center, The Ohio State University, 305 McCampbell Hall, 1581 Dodd Drive, Columbus, OH 43210, USA
Res Dev Disabil 32:2894-900. 2011..This study supports the use of the NCBRF in youth with IDD, though the factor structure of the Problem Behavior section may need to be revisited... - The structure of the Autism Diagnostic Interview-Revised: diagnostic and phenotypic implicationsAnne V Snow
Nisonger Center and Department of Psychology, Ohio State University, Columbus, Ohio 43210 1257, USA
J Child Psychol Psychiatry 50:734-42. 2009..The current study investigated its factor structure and convergence with measures of adaptive, language, and intellectual functioning... 
Medication and parent training in children with pervasive developmental disorders and serious behavior problems: results from a randomized clinical trialMichael G Aman
The Nisonger Center UCEDD, Ohio State University, Columbus, OH 43210 1257, USA
J Am Acad Child Adolesc Psychiatry 48:1143-54. 2009..We tested whether combined treatment (COMB) with risperidone and parent training (PT) in behavior management is superior to medication alone (MED) in improving severe behavioral problems in children with PDDs...
Behavioral and emotional problems in young people with pervasive developmental disorders: relative prevalence, effects of subject characteristics, and empirical classificationLuc Lecavalier
Nisonger Center, Ohio State University, 305 McCampbell Hall, 1581 Dodd Drive, Columbus, OH 43210 1257, USA
J Autism Dev Disord 36:1101-14. 2006..The empirically derived clusters were supported by data external to the analyses...- Factor analysis of the Nisonger Child Behavior Rating Form in children with autism spectrum disordersLuc Lecavalier
Department of Psychology and Nisonger Centre, The Ohio State University, Columbus, Ohio 43210-1257, USA
J Autism Dev Disord 34:709-21. 2004..Confirmatory factor analyses indicated good fits for the social competence items and acceptable fits for the problem behavior items. Overall, results supported the construct validity of the NCBRF in children and adolescents with ASDs... - Sensitivity and specificity of the Modified Checklist for Autism in Toddlers and the Social Communication Questionnaire in preschoolers suspected of having pervasive developmental disordersAnne V Snow
Ohio State University, Columbus, Ohio 43210 1257, USA
Autism 12:627-44. 2008..Overall, the M-CHAT and SCQ appear to more accurately classify children with PDDs who have lower intellectual and adaptive functioning... - Reliability and validity of the children's interview for psychiatric syndromes--parent version in autism spectrum disordersAndrea N Witwer
Departments of Psychology and Psychiatry, Nisonger Center, The Ohio State University, 371C McCampbell Hall, 1581 Dodd Drive, Columbus, OH 43210, USA
J Autism Dev Disord 42:1949-58. 2012..Percent overall agreement for most disorders was good, lending support to the validity of the P-ChIPS. The results of this study suggest that the P-ChIPS is appropriate for this population... - Examining the validity of autism spectrum disorder subtypesAndrea N Witwer
Department of Psychology and Nisonger Center, Ohio State University, 305 McCampbell Hall, 1581 Dodd Drive, Columbus, OH 43210 1257, USA
J Autism Dev Disord 38:1611-24. 2008..Overall, the most salient group differences were noted when samples were categorized on IQ. Drawing definitive conclusions is difficult due to the inconsistent application of diagnostic criteria and circularity in methods... - The structure of autism symptoms as measured by the autism diagnostic observation scheduleMegan Norris
Nisonger Center and Department of Psychology, The Ohio State University, Nisonger Center, 305 McCampbell Hall, 1581 Dodd Drive, Columbus, OH 43210, USA
J Autism Dev Disord 42:1075-86. 2012..Model fits were impacted by age and level of functioning. The lack of differentiation between models suggests that the structure of ASD symptoms is complex to measure statistically... - Screening accuracy of Level 2 autism spectrum disorder rating scales. A review of selected instrumentsMegan Norris
Nisonger Center and Department of Psychology, Ohio State University, Columbus, Ohio 43210, USA
Autism 14:263-84. 2010..This review indicates that Level 2 ASD caregiver-completed rating scales are in need of much more scientific scrutiny... - Treatment incidence and patterns in children and adolescents with autism spectrum disordersAndrea Witwer
Department of Psychology and Nisonger Center, Ohio State University, Columbus, Ohio 43210-1257, USA
J Child Adolesc Psychopharmacol 15:671-81. 2005..The results of this study highlight the need for more research on psychotropic medication in children and adolescents with ASDs... - The Nisonger Child Behavior Rating Form: typical IQ versionMichael Aman
The Nisonger Center, Ohio State University, Columbus, OH 43210 1296, USA
Int Clin Psychopharmacol 23:232-42. 2008..Like its predecessor, the NCBRF-TIQ (for typical IQ) is in the public domain and is available free to researchers and clinicians for assessment and treatment... - Comparing autism, PDD-NOS, and other developmental disabilities on parent-reported behavior problems: little evidence for ASD subtype validityAnne V Snow
Ohio State University, Nisonger Center, 305 McCampbell Hall, 1581 Dodd Drive, Columbus, OH 43210, USA
J Autism Dev Disord 41:302-10. 2011..Cognitive functioning may be a more salient variable than subtype when studying psychopathology in individuals with ASDs... - Validity of the autism diagnostic interview-revisedLuc Lecavalier
Nisonger Center, The Ohio State University, Columbus, USA
Am J Ment Retard 111:199-215. 2006..They indicated some similarities between constructs, but also that the ADI-R measures autism in a unique fashion... - An evaluation of the Gilliam Autism Rating ScaleLuc Lecavalier
Department of Psychology and Nisonger Center, Ohio State University, Columbus 43210-1257, USA
J Autism Dev Disord 35:795-805. 2005..Level of impairment, as measured by adaptive behavior, was negatively related to total and subscale scores. The implications of these findings were discussed, as was the use of diagnostic instruments in the field in general... - Autism screening tools: an evaluation of the Social Communication Questionnaire and the Developmental Behaviour Checklist-Autism Screening AlgorithmAndrea N Witwer
Department of Psychology and Nisonger Center, Ohio State University, OH 43210, USA
J Intellect Dev Disabil 32:179-87. 2007.... - Evaluating the use of exploratory factor analysis in developmental disability psychological researchMegan Norris
Nisonger Center and Department of Psychology, Ohio State University, Nisonger Center, 305 McCampbell Hall, 1581 Dodd Drive, Columbus, OH 43210, USA
J Autism Dev Disord 40:8-20. 2010..Most researchers employed multiple criteria for retaining factors (n = 45, 68%). Overall, results indicated that published recommendations and guidelines for the use of EFA are largely ignored... - Outcome measures for clinical drug trials in autismMichael G Aman
Department of Psychology, Nisonger Center, Ohio State University, Columbus 43210 1257, USA
CNS Spectr 9:36-47. 2004..It is often appropriate to include laboratory tests and assessments for continence and sleep pattern...