Developmental dyslexia in a transparent orthography: A study of Spanish dyslexic children

Author(s):  
Manuel Soriano ◽  
Ana Miranda
2009 ◽  
Vol 81 ◽  
pp. 65-74 ◽  
Author(s):  
Joyce Haisma

In theory, opaque orthographies should pose more difficulties for people with developmental dyslexia than transparent ones. (Frost, 2005). However, studies (Miller-Guron & Lundberg, 2000; Van der Leij & Morfidi, 2006) show that some people with dyslexia are better at reading L2 English than their L1 transparent orthography. The current study suggests that they have a form of dyslexia known as phonological dyslexia. On the basis of the dual-route model (Coltheart, 2005), it is proposed that membership of a dyslexic subtype - phonological or surface - influences success in dealing with orthographic depth. To test this, Dutch teenagers with phonological and surface dyslexia performed Dutch and English orthographic competence and spelling tasks. The results seem to indicate that people with phonological dyslexia are more successful in reading English as an L2 opaque than Dutch as an L1 transparent orthography; however, in the case of spelling, the reverse pattern is observed.


2013 ◽  
Vol 34 (11) ◽  
pp. 4194-4202 ◽  
Author(s):  
Elisabeth A.T. Tilanus ◽  
Eliane Segers ◽  
Ludo Verhoeven

2018 ◽  
Vol 39 (5) ◽  
pp. 470-489
Author(s):  
Maria Chiara Fastame ◽  
Anna Cardis ◽  
Daniela Callai

The current study investigated the capacity of a new test assessing phonological awareness to detect differences between Italian children with and without developmental dyslexia. Specifically, the task involves blending of a list of pseudo-words, and excludes lexical knowledge as a source of task performance. Fifty-four third to fifith Italian graders were presented a battery of tests assessing phonological awareness, reading, writing, and verbal short-term memory abilities. A multivariate analysis of covariance, with age as a covariate, revealed that proficient readers outperformed students with developmental dyslexia in all cognitive measures considered, except verbal short-term memory. Moreover, high concordance was found between the new pseudo-word blending task, and well-known word blending, writing, and reading tests, respectively. In conclusion, the new phonological awareness task seems to be a useful tool for the detection of poor blending abilities of Italian children and thus it could be used to screen phonological awareness in primary schools. Implications for school psychology research and practice, including across linguistic contexts, are emphasized; for example, the new blending task could aid discrimination of proficient and dyslexic readers speaking other languages characterized by a transparent orthography, such as Greek, Spanish, Turkish.


2020 ◽  
Vol 63 (12) ◽  
pp. 4193-4207
Author(s):  
Amy S. Pratt ◽  
John A. Grinstead ◽  
Rebecca J. McCauley

Purpose This exploratory study describes the emergent literacy skills of children with developmental language disorder (DLD) who speak Spanish, a language with a simple phonological structure and transparent orthography. We examine differences between children with DLD and their typically developing (TD) peers on a battery of emergent literacy measures. Method Participants included 15 monolingual Spanish-speaking children with DLD (who did not present with cognitive difficulties) and 15 TD controls matched for age, gender, and socioeconomic status, ranging in age from 3;10 to 6;6 (years;months; M age = 4;11). All children completed a battery of comprehension-related emergent literacy tasks (narrative retell, print concept knowledge) and code-related emergent literacy tasks (beginning sound, rhyming awareness, alphabet knowledge, and name-writing ability). Results On average, children with DLD performed significantly worse than TD controls on a battery of comprehension- and code-related emergent literacy measures. On all code-related skills except rhyming, children with DLD were more likely than their TD peers to score “at risk.” Conclusions The results suggest some universality in the effect of DLD on reading development. Difficulties with emergent literacy that are widely documented in English-speaking children with DLD were similarly observed in Spanish-speaking children with DLD. Future research should explore long-term reading outcomes in Spanish for children with DLD.


Author(s):  
Manuel Perea ◽  
Victoria Panadero

The vast majority of neural and computational models of visual-word recognition assume that lexical access is achieved via the activation of abstract letter identities. Thus, a word’s overall shape should play no role in this process. In the present lexical decision experiment, we compared word-like pseudowords like viotín (same shape as its base word: violín) vs. viocín (different shape) in mature (college-aged skilled readers), immature (normally reading children), and immature/impaired (young readers with developmental dyslexia) word-recognition systems. Results revealed similar response times (and error rates) to consistent-shape and inconsistent-shape pseudowords for both adult skilled readers and normally reading children – this is consistent with current models of visual-word recognition. In contrast, young readers with developmental dyslexia made significantly more errors to viotín-like pseudowords than to viocín-like pseudowords. Thus, unlike normally reading children, young readers with developmental dyslexia are sensitive to a word’s visual cues, presumably because of poor letter representations.


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