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1.
Very Early Language Deficits in Dyslexic Children   总被引:23,自引:0,他引:23  
At 2 1/2 years of age, children who later developed reading disabilities were deficient in the length, syntactic complexity, and pronunciation accuracy of their spoken language, but not in lexical or speech discrimination skills. As 3-year-olds, these children began to show deficits in receptive vocabulary and object-naming abilities, and as 5-year-olds they exhibited weaknesses in object-naming, phonemic awareness, and letter-sound knowledge that have characterized kindergartners who became poor readers in other studies. These late preschool differences were related to subsequent reading status as well as to prior language skills, but early syntactic proficiency nevertheless accounted for some unique variance in grade 2 achievement when differences at age 5 were statistically controlled. The language deficits of dyslexic children were unrelated to maternal reading ability and were not observed in children from dyslexic families who became normal readers. The implications of the results for etiological issues are discussed.  相似文献   

2.
We examined the components of first (L1) and second language (L2) phonological processing that are related to L2 word reading and vocabulary. Spanish‐speaking English learners (EL) were classified as average or low readers in grades 1 and 2. A large number of children who started out as poor readers in first grade became average readers in second grade while vocabulary scores were more stable. Binary logistic regressions examined variables related to classifications of consistently average, consistently low, or improving on reading or vocabulary across grades. Good L2 phonological short‐term memory and phonological awareness scores predicted good reading and vocabulary scores. L1 and L2 measures differentiated consistently good performers from consistently low performers, while only L2 measures differentiated children who improved from children who remained low performers. Children who are EL should be screened on measures of pseudoword repetition and phonological awareness with low scorers being good candidates for receiving extra assistance in acquiring L2 vocabulary and reading. This study suggests measures that can be used to select children who have a greater likelihood of experiencing difficulties in reading and vocabulary.  相似文献   

3.
In a longitudinal study of the relation between preschool development and later reading abilities, children with dyslexic parents and/or older siblings were compared to children with no family incidence of dyslexia. Many children from dyslexic families developed reading problems by the end of the second grade, and these poor readers were characterized chiefly by weaker early syntactic and phonological skills and by less frequent exposure to books during their preschool years than the preschoolers who became normal readers. Some implications of the results for etiological theories of dyslexia are discussed.  相似文献   

4.
Economic and social class differences in literacy-specific experiences and access to print resources have been widely documented. This study examined an intervention strategy designed to provide access to literacy materials and opportunities for parent-child storybook reading in three Head Start Centers. There were three specific objectives: (1) to examine the influence of text type (highly predictable, episodic predictable, and narrative) on patterns of interaction between parents and children; (2) to examine whether there were differences in these patterns of interaction between low proficiency and proficient parent readers; and (3) to examine gains in receptive language and concepts of print scores for children of low proficiency and proficient parent readers. Forty-one parents and their children participated in the study; 18 low proficiency parent readers and 23 proficient parent readers were involved in a 12-week book club. Results indicated that text type affected patterns of interaction and that parents' reading proficiency influenced conversational interactions, with different text types serving as a scaffold for parent-child interaction. Regardless of parental reading proficiency, however, children's receptive language and concepts of print improved significantly, providing further evidence for the importance of parental storybook reading on children's emerging literacy.  相似文献   

5.
The syntactic development of preschoolers who later became disabled readers was compared to that of children who were similar to the dyslexics in sex, socioeconomic status, and IQ, but who became normal readers. Expressive and receptive syntactic abilities were examined longitudinally from age 30 to 60 months. The dyslexic group was poorer than the control group on all measures until the age of five, at which time both groups exhibited similar syntactic proficiency. The etiological relation of language development to reading disabilities is discussed. This research was supported by grants from the National Institute of Child Health and Human Development and the March of Dimes Birth Defects Foundation.  相似文献   

6.
The purpose of this study was to extend previous studies on the influence of environmental measures on intelligence scores by examining how proximal and distal measures of children's environments in the preschool period and in the primary-grade period are related to their performance on reading achievement tests. Reading performance was explored using two approaches. The first approach involved the identification of children within a longitudinal sample who had poor reading skills at 8 years of age. The second approach used the full range of reading scores to explore whether factors influencing poor reading were different from those influencing good reading. Participants were 113 children, including 35 children with poor reading skills, who were part of a longitudinal study of cognitive development. Socioeconomic status (SES), Home Observation for Measurement of the Environment (HOME) scores at 3 and 10 years of age, and school-administered and individually administered reading achievement scores were obtained. Both SES and HOME scores were found to be related to reading abilities, but preschool environment measures were more strongly and consistently related to and predictive of reading scores. Differences in the patterns of correlations and the results of the predictive models were found between the full sample and the poor readers. Variables other than proximal and distal measures of the environment are involved in the development of reading skills.  相似文献   

7.
This longitudinal study assessed (a) whether performance changes in working memory (WM) as a function of dynamic testing were related to growth in reading comprehension and (b) whether WM performance among subgroups of children with reading disabilities (RD; children with RD only, children with both reading and arithmetic deficits, and low verbal IQ readers) varied as a function of dynamic testing. A battery of memory and reading measures was administered to 78 children (11.6 years) across three testing waves spaced 1 year apart. WM tasks were presented under initial and dynamic testing conditions (referred to as gain and maintenance testing). The important results were that (a) WM performance as a function of maintenance testing was a significant moderator of growth in reading comprehension and (b) WM performance of children with RD was statistically comparable within subgroups of RD but inferior to that of skilled readers across all testing conditions. The results support the notion that children's WM performance under dynamic testing conditions was related to the rate of growth in reading comprehension but unrelated to subgroup differences in reading.  相似文献   

8.
The development of reading speed in Italian children with dyslexia was estimated using individualized growth curves for a group of 38 children with dyslexia tested longitudinally from the second to the eighth grade and compared with typical readers. Their reading speed development followed a linear trend of .3 syllables per second per grade, approximately half the increment observed in typical children reading a passage and similar to typical children's reading of nonword lists. These findings give support to the deficit hypothesis versus the lag hypothesis and to reading speed as the core deficit in dyslexia with transparent orthographies.  相似文献   

9.
The authors used a pretest-posttest control group design with random assignment to evaluate whether early reading failure decreases children's motivation to practice reading. First, they investigated whether 60 first-grade children would report substantially different levels of interest in reading as a function of their relative success or failure in learning to read. Second, they evaluated whether increasing the word reading ability of 15 at-risk children would lead to gains in their motivation to read. Multivariate analyses of variance suggest marked differences in both motivation and reading practice between skilled and unskilled readers. However, bolstering at-risk children's word reading ability did not yield evidence of a causal relationship between early reading failure and decreased motivation to engage in reading activities. Instead, hierarchical regression analyses indicate a covarying relationship among early reading failure, poor motivation, and avoidance of reading.  相似文献   

10.
少年儿童图书馆是以少年儿童为主要服务对象的 ,在强调“以人为本”的现代读者服务工作中 ,必须以少年儿童为中心。突出服务特色 ,开展方便灵活、形式多样并且为少年儿童所接受并乐意参加的读者服务工作 ,以培养和提高少年儿童阅读能力 ,实现提高素质全面发展的育人目标  相似文献   

11.
What are the longitudinal cognitive profiles of Hong Kong Chinese children with specific reading difficulties in Chinese only, in English only, or both? A total of 16 poor readers each of Chinese (PC) and English (PE) and 8 poor readers of both orthographies (PB) were compared to a control sample (C) of 16 children; all were drawn from a statistically representative sample of 154 Hong Kong Chinese children tested at ages 5 to 9 years. PE and PB children's mothers had lower education levels than did the other groups. With children's ages and mothers' education levels statistically controlled, the PE, PC, and PB groups were significantly lower than the C group on phonological awareness. The PB and PE groups also scored significantly lower than the others on English vocabulary across years, whereas the PC and PB groups were significantly poorer than the C and PE groups on morphological awareness across years. Finally, the PB group was significantly slower than the other groups on speed naming at every age tested, underscoring the potential importance of automaticity in reading across orthographies. Findings highlight the need to consider the issue of how to identify reading difficulties in a second language.  相似文献   

12.
The main aim of the study was to determine whether performance on reading-related cognitive processing tasks would help predict reading progress in children receiving special help. The 86 subjects were initially aged six to eight years and most were followed up after two years. When variance due to IQ and age was accounted for, an orthographic processing task, phonological awareness (phoneme deletion), and digit- naming speed were significant predictors of later reading skills. A strength in phonological awareness differentiated initial poor readers who later made excellent gains in reading from poor readers who did not improve. Children whose reading deteriorated had serious weaknesses on tasks of naming speed and confrontation naming. Their poor lexical retrieval skills had a more deleterious effect on later reading than on initial. Indications were that for children diagnosed as poor readers at age six or seven years, prognosis is better for boys, and for garden- variety poor readers, than for dyslexics. Caution was urged in applying the term dyslexic to children in the first two school grades because many of them will be slow starters who do not have a persistent reading problem.  相似文献   

13.
作为一种新的文学艺术形式的绘本具有特殊的性质和特征。大部分绘本将儿童预设为主要读者,反映和表现儿童生活与心理,成人绘本内容形式的儿童化,令绘本普遍具有鲜明的儿童性;绘本作为图文合一的艺术整体,以简明之文和形象之图协同讲解故事,在具象与抽象、表象与意象的矛盾统一中呈现丰富性和多义性;具有思想艺术独创性的绘本,同时为读者预留了广阔的阅读理解空间,让绘本的阅读具有开放互动的特质。  相似文献   

14.
This study investigated whether changes in the working memory (WM) performance of readers with learning disabilities (LD) is related to a general or domain-specific system. The study compared readers with LD, chronologically age-matched (CA-M), and reading level-matched (RL-M) children's WM performance for phonological, visual-spatial, and semantic information under initial (no probes or cues), gain (cues that bring performance to an asymptotic level), and maintenance (asymptotic conditions without cues) conditions. The main findings indicated that (a) CA-M children were superior in performance to readers with LD across initial, gain, and maintenance conditions, (b) readers with LD showed less change (as reflected in effect size scores, slopes for the quadratic curve) on both visual-spatial and verbal (phonological and semantic) WM tasks across gain and maintenance conditions than the CA-matched children, and (c) the performance of readers with LD was superior to the RL-M children's performance on initial conditions, but inferior on gain and maintenance conditions. Taken together, the results suggest that a general system moderated the changes in retrieval of phonological, visual-spatial, and semantic information in readers with LD.  相似文献   

15.
Measures of Chinese character recognition, vocabulary, and interest in reading were administered to 92 second grade children in Hong Kong, while questionnaires on parental literacy practices were administered to their parents. In a hierarchical regression equation, maternal education, children's age and vocabulary skill predicted 18% of the variance in reading, while home literacy practices and children's literacy self-efficacy predicted an additional unique 19% of the variance in Chinese reading skill. Results underscore the importance of some early home literacy practices for reading achievement, even among children who are already receiving formal literacy instruction.  相似文献   

16.
The reading levels and reading strategies of 43 children with genetic dyslexia, right-hemisphere lesions/dysfunction, and left-hemisphere lesions/dysfunction were retrospectively compared. Age and IQ were comparable. Only children who had a verbal or performance IQ over 90 were included in the study. Although the genetic dyslexics had a significantly higher Full Scale IQ than the other two groups, their reading level was significantly lower. This suggests that a disturbance of the normal processes of neuronal migration during fetal development may have profound effects on specific cognitive processes, without affecting others. In contrast, 50 percent of the boys with left-hemisphere deficits were disabled readers. One-third of the boys with right-hemisphere deficits were also poor readers. With one exception, the girls, who had comparable deficits, were good readers. A comparison was made between the groups in terms of reading strategies and patterns of errors.  相似文献   

17.
This paper presents the results of a follow‐up study of reading difficulties among Spanish‐speaking Latin American children of low socioeconomic background (SES) over four school years. The research started with a group of 93 children with reading difficulties (RD) by 2nd and 3rd grade teachers in four schools and a control group of 63 children without reading difficulties (ND), belonging to the same schools. Both groups were equivalent in age, grade, gender and SES. All children were tested on reading decoding and comprehension, reading and writing pseudo‐words, verbal abilities, visual perception, phonological processing, and the WISC‐R. Neither SES nor IQ accounted significantly for the reading difficulties in the RD group. The most predictive variables of the final reading level in the RD group were phonological processing, verbal abilities, and the initial level of decoding. After four years, 17% of the initial RD children had reached an average level of reading, but 11% of this group remained with severe reading difficulties and may be considered as dyslexic children. The RD children who became average readers were not significantly different from the control group in verbal abilities, nor in phonological processing. Nevertheless, they were significantly different in terms of IQ scores. The neuropsychological characteristics of the children with severe reading difficulties appear similar to those found in children with dyslexia in more developed countries.  相似文献   

18.
The benefits of regular recreational reading for literacy development have been widely acknowledged, and as such, encouraging children to be life‐long readers is an educational imperative. Teachers who are models of keen recreational reading can play an important role in fostering a keen love of reading in children, so that they regularly engage in the practice. However, it is not known if all teachers have the time, inclination and awareness to actively model a love of reading in their classrooms. This article explores data from the 2016 Western Australian Study in Children's Book Reading to ascertain which teacher behaviours and attitudes children deem indicative of a love of reading. While many children did not know if their teachers liked reading or not, teachers who were perceived to be readers talked about books in the context of pleasure, were seen to read independently at school, and read aloud to the class with expression and emotional connection.  相似文献   

19.
The double-deficit hypothesis acknowledges both phonological processing deficits and serial naming speed deficits as two dimensions associated with reading disabilities. The purpose of this study was to examine these two dimensions of reading as they were related to the reading skills of 29 Spanish average readers and poor readers (mean age 9 years 7 months) who met the criteria for either single phonological deficit (PD), double deficit (DD), or no deficit. DD children were the slowest readers and had the weakest orthography processing skills. No significant differences were found between PD and DD groups on word and pseudoword reading. Word reading and reading comprehension skills were average or above average in the three studied groups. As in previous studies in transparent orthographies, word reading was not a salient problem for Spanish poor readers, whereas for the DD group, reading speed and orthographic recognition skills were significantly affected.  相似文献   

20.
Word reading skills and reading‐related language and cognitive correlates were examined in Swedish 10–15‐year‐olds with autism spectrum disorders (ASD). The full group with ASD did not differ statistically from an age‐matched comparison group in word reading, but a poor‐readers subgroup was identified who displayed severe difficulties. Normal readers with ASD did not differ from the comparison group in nonverbal ability, phonological processing, rapid naming or receptive vocabulary. The poor subgroup performed, however, below on all measures except nonverbal ability. When poor readers with ASD were matched for reading level with younger controls, no difference was found on any reading‐related skill. No significant correlation was furthermore found between autistic symptomatology and word reading within the ASD group. It is concluded that the pattern of individual differences in word reading among children with ASD conforms well to that seen in children without ASD of normal or delayed reading abilities.  相似文献   

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