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Lin, Xin; Peng, Peng; Luo, Hongjing – Learning Disability Quarterly, 2021
The purpose of the study was to compare the deficit profiles of two important types of mathematics difficulties. Three cognitive measures (working memory, processing speed, and reasoning), two mathematics measures (numerical facts retrieval and mathematics vocabulary), and reading comprehension were assessed among 237 Chinese fourth-grade…
Descriptors: Elementary School Students, Grade 4, Children, Learning Problems
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Heikkilä, Riikka; Torppa, Minna; Aro, Mikko; Närhi, Vesa; Ahonen, Timo – Journal of Learning Disabilities, 2016
This study explored the double-deficit hypothesis (DDH) in a transparent orthography (Finnish) and extended the view from reading disabilities to comorbidity of learning-related problems in math and attention. Children referred for evaluation of learning disabilities in second through sixth grade (N = 205) were divided into four groups based on…
Descriptors: Hypothesis Testing, Foreign Countries, Finno Ugric Languages, Reading Difficulties
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Klein, Sheryl; Guiltner, Val; Sollereder, Patti; Cui, Ying – Physical & Occupational Therapy in Pediatrics, 2011
Occupational therapists assess fine motor, visual motor, visual perception, and visual skill development, but knowledge of the relationships between scores on sensorimotor performance measures and handwriting legibility and speed is limited. Ninety-nine students in grades three to six with learning and/or behavior problems completed the Upper-Limb…
Descriptors: Behavior Problems, Handwriting, Visual Perception, Multiple Regression Analysis