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Direct linkScammacca, Nancy K.; Roberts, Greg; Vaughn, Sharon; Stuebing, Karla K. – Journal of Learning Disabilities, 2015
This meta-analysis synthesizes the literature on interventions for struggling readers in Grades 4 through 12 published between 1980 and 2011. It updates Scammacca et al.'s analysis of studies published between 1980 and 2004. The combined corpus of 82 study-wise effect sizes was meta-analyzed to determine (a) the overall effectiveness of reading…
Descriptors: Meta Analysis, Intervention, Reading Difficulties, Elementary Secondary Education
Vukovic, Rose K.; Siegel, Linda S. – Journal of Learning Disabilities, 2006
The double-deficit hypothesis of developmental dyslexia proposes that deficits in phonological processing and naming speed represent independent sources of dysfunction in dyslexia. The present article is a review of the evidence for the double-deficit hypothesis, including a discussion of recent findings related to the hypothesis. Studies in this…
Descriptors: Dyslexia, Reading Difficulties, Phonology, Reading Rate
