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Adrienne D. Woods; Paul L. Morgan; Yangyang Wang; George Farkas; Marianne M. Hillemeier – Learning Disability Quarterly, 2025
The extent to which reading achievement is causally impacted by eligibility for special education services due to a learning disability (LD) or speech or language impairment (SLI) is currently unclear. In this registered report, we analyzed U.S. national data from the Early Childhood Longitudinal Study--Kindergarten Cohort of 2010-2011 (ECLS-K:…
Descriptors: Reading Achievement, Students with Disabilities, Learning Disabilities, Speech Impairments
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Hernandez Finch, Maria E.; Finch, William Holmes – AERA Online Paper Repository, 2016
The issue of over or under representation of ethnic minority students in special education placement has received a great deal of attention in recent years. An equally important question that has not received as much attention centers on the impact of special education placement, particularly early in a child's education career, on subsequent…
Descriptors: Racial Differences, Outcomes of Education, Special Education, Student Placement
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Morgan, Paul L.; Farkas, George; Hillemeier, Marianne M.; Maczuga, Steve – Journal of Learning Disabilities, 2016
We analyzed two nationally representative, longitudinal data sets of U.S. children to identify risk factors for persistent mathematics difficulties (PMD). Results indicated that children from low socioeconomic households are at elevated risk of PMD at 48 and 60 months of age, as are children with cognitive delays, identified developmental delays…
Descriptors: Learning Problems, Learning Disabilities, At Risk Students, Mathematics Instruction
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Mashburn, Andrew J.; Myers, Sonya S. – Language, Speech, and Hearing Services in Schools, 2010
Purpose: The Early Childhood Longitudinal Study-Kindergarten Cohort (ECLS-K; U.S. Department of Education, 2000) includes comprehensive assessments of home, classroom, and school contexts and developmental outcomes for a nationally representative sample of more than 20,000 children who began kindergarten in 1998-1999. The purposes of this article…
Descriptors: Physical Disabilities, Learning Disabilities, Language Impairments, Children
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Morgan, Paul L.; Farkas, George; Wu, Qiong – Journal of Learning Disabilities, 2011
The authors used a large sample of children (N [is approximately equal to] 7,400) participating in the Early Childhood Longitudinal Study-Kindergarten Cohort (ECLS-K) to estimate kindergarten children's academic achievement growth trajectories in reading and mathematics. The authors were particularly interested in whether the growth trajectories…
Descriptors: Behavior Problems, Learning Disabilities, Language Impairments, Reading Achievement