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McKenna, Michael C.; Walpole, Sharon; Jang, Bong Gee – Assessment for Effective Intervention, 2017
This study investigated the reliability and validity of Part 1 of the Informal Decoding Inventory (IDI), a free diagnostic assessment used to plan Tier 2 intervention for first graders with decoding deficits. Part 1 addresses single-syllable words and consists of five subtests that progress in difficulty and that contain real word and pseudoword…
Descriptors: Informal Reading Inventories, Decoding (Reading), Test Validity, Test Reliability
Yerys, Benjamin E.; Nissley-Tsiopinis, Jenelle; de Marchena, Ashley; Watkins, Marley W.; Antezana, Ligia; Power, Thomas J.; Schultz, Robert T. – Journal of Autism and Developmental Disorders, 2017
Scientists and clinicians regularly use clinical screening tools for attention deficit/hyperactivity disorder (ADHD) to assess comorbidity without empirical evidence that these measures are valid in youth with autism spectrum disorder (ASD). We examined the prevalence of youth meeting ADHD criteria on the ADHD rating scale fourth edition…
Descriptors: Rating Scales, Attention Deficit Hyperactivity Disorder, Behavior Problems, Incidence
Allen, Daniel N.; Thaler, Nicholas S.; Barchard, Kimberly A.; Vertinski, Mary; Mayfield, Joan – Psychological Assessment, 2012
The Comprehensive Trail Making Test (CTMT) is a relatively new version of the Trail Making Test that has a number of appealing features, including a large normative sample that allows raw scores to be converted to standard "T" scores adjusted for age. Preliminary validity information suggests that CTMT scores are sensitive to brain…
Descriptors: Factor Analysis, Injuries, Evidence, Neurological Impairments
Hoffman, LaVae M.; Loeb, Diane Frome; Brandel, Jayne; Gillam, Ronald B. – Journal of Speech, Language, and Hearing Research, 2011
Purpose: This study investigated the psychometric properties of 2 oral language measures that are commonly used for diagnostic purposes with school-age children who have language impairments. Method: Two hundred sixteen children with specific language impairment were assessed with the Test of Language Development--Primary, Third Edition (TOLD-P:3;…
Descriptors: Speech, Oral Language, Language Impairments, Factor Structure
Gotch, Chad M.; French, Brian F. – Journal of Psychoeducational Assessment, 2011
The Brigance Comprehensive Inventory of Basic Skills-II (CIBS-II)-Readiness form is a diagnostic battery intended for children aged 5 and 6 years. The CIBS-II-Readiness is a new version of the CIBS-Revised-Readiness and includes updated normative information on a larger representative sample in comparison to the CIBS-Revised-Readiness. Empirical…
Descriptors: Evidence, Construct Validity, Factor Structure, Factor Analysis
Snow, Anne V.; Lecavalier, Luc; Houts, Carrie – Journal of Child Psychology and Psychiatry, 2009
Background: Multivariate statistics can assist in refining the nosology and diagnosis of pervasive developmental disorders (PDD) and also contribute important information for genetic studies. The Autism Diagnostic Interview-Revised (ADI-R) is one of the most widely used assessment instruments in the field of PDD. The current study investigated its…
Descriptors: Intelligence, Autism, Factor Structure, Factor Analysis

Brown, Charlotte; And Others – Psychological Assessment, 1995
The concordance and factor structures of the Beck Depression Inventory and the Hamilton Rating Scale for Depression were evaluated with 259 outpatients being treated for depression. The two scales were significantly correlated and assessed similar rates of improvement at multiple assessment points, but emphasized different dimensions of…
Descriptors: Clinical Diagnosis, Correlation, Depression (Psychology), Diagnostic Tests

Klingler, Daniel E.; Saunders, David R. – Multivariate Behavioral Research, 1975
Descriptors: Adults, Correlation, Diagnostic Tests, Factor Analysis
Lecavalier, Luc; Aman, Michael G.; Scahill, Lawrence; McDougle, Christopher J.; McCracken, James T.; Vitiello, Benedetto; Tierney, Elaine; Arnold, L. Eugene; Ghuman, Jaswinder K.; Loftin, Rachel L.; Cronin, Pegeen; Koenig, Kathleen; Posey, David J.; Martin, Andres; Hollway, Jill; Lee, Lisa S.; Kau, Alice S. M. – American Journal on Mental Retardation, 2006
The factor structure, internal consistency, and convergent validity of the Autism Diagnostic Interview-Revised (ADI-R) algorithm items were examined in a sample of 226 youngsters with pervasive developmental disabilities. Exploratory factor analyses indicated a three-factor solution closely resembling the original algorithm and explaining 38% of…
Descriptors: Test Validity, Measures (Individuals), Measurement Techniques, Autism
McGehee, T. J.; And Others – 1986
Underlying structure of the Basic Achievement Skills Individual Screener (BASIS) and the Kaufman Test of Educational Achievement (K-TEA) were investigated using canonical correlation. Both are individually administered placement and screening instruments currently in use in many school systems that measure achievement in mathematics, reading, and…
Descriptors: Achievement Tests, Basic Skills, Correlation, Diagnostic Tests