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Tiu, Rolando D., Jr.; Thompson, Lee A.; Lewis, Barbara A. – Journal of Learning Disabilities, 2003
This study tested the role of visual processing speed and IQ in reading with 124 children either with or without reading disability. Results indicated that processing speed explains a significant amount of variance in reading comprehension, as does IQ. Path analyses indicated that the effect of IQ on reading is partially mediated by decoding in…
Descriptors: Decoding (Reading), Dyslexia, Elementary Education, Intelligence Quotient

O'Connor, Peter D.; And Others – Journal of Learning Disabilities, 1990
Reading-disabled children (n=92) were classified as either scotopic or nonscotopic using the Irlen Differential Perceptual Schedule. Use of either colored or clear overlays over reading material resulted in improved reading rate, accuracy, and comprehension when scotopic children read with the preferred colored overlay filter. Nonscotopic children…
Descriptors: Color, Elementary Secondary Education, Eyes, Intervention
Rembold, Karen L.; Yussen, Steven R. – 1983
A developmental study investigated the pictorial and linguistic main idea identification skills of 104 students in second, fifth, and eighth grades. In the pictorial task, the subjects studied a complete picture story and ranked the effectiveness of four separate main idea alternatives at capturing the meaning of the story. Following the same…
Descriptors: Adults, Age Differences, Cognitive Processes, Developmental Stages