dyscalculia

计算障碍
  • 文章类型: Journal Article
    背景:计算障碍被定义为特定的学习差异或神经多样性。尽管在研究生医学教育(PGME)中采取了促进包容性和解决差异成就的举措,计算障碍仍然是一个未开发的区域。
    方法:使用解释主义者,建构主义者,定性方法论,这项范围界定研究探讨了PGME教育工作者的态度,理解和感知的挑战,支持医生训练(DiT)与计算障碍。通过有目的的抽样,半结构化访谈和反身主题分析,探讨了十位威尔士PGME教育工作者的故事。
    结果:出现了与缺乏教育者知识有关的多个主题,计算障碍学习者的经验和认同。参与者作为教育者和临床医生的角色有着千丝万缕的联系,PGME被视为深深植根于社交互动中。总的来说,对患有计算障碍的医生的积极态度支持了以DiT为中心的强烈支持学习的方法,受到潜在患者安全相关风险的不确定性的影响。将自己视为学习者,鉴于缺乏可用的计算障碍培训,教育工作者将教育者与学习者的关系视为主要的学习途径,经验带来信心。
    结论:总体而言,教育者认为需要更大的计算障碍意识,理解和知识,先发制人的培训和循证培训,可行的指导介绍。尽管方法上的局限性是固有的,这项研究构建了新颖的,有关PGME中计算障碍的教育工作者的详细了解,为今后的研究提供依据。
    BACKGROUND: Dyscalculia is defined as a specific learning difference or neurodiversity. Despite a move within postgraduate medical education (PGME) towards promoting inclusivity and addressing differential attainment, dyscalculia remains an unexplored area.
    METHODS: Using an interpretivist, constructivist, qualitative methodology, this scoping study explores PGME educators\' attitudes, understanding and perceived challenges of supporting doctors in training (DiT) with dyscalculia. Through purposive sampling, semi-structured interviews and reflexive thematic analysis, the stories of ten Wales-based PGME educators were explored.
    RESULTS: Multiple themes emerged relating to lack of educator knowledge, experience and identification of learners with dyscalculia. Participants\' roles as educators and clinicians were inextricably linked, with PGME seen as deeply embedded in social interactions. Overall, a positive attitude towards doctors with dyscalculia underpinned the strongly DiT-centred approach to supporting learning, tempered by uncertainty over potential patient safety-related risks. Perceiving themselves as learners, educators saw the educator-learner relationship as a major learning route given the lack of dyscalculia training available, with experience leading to confidence.
    CONCLUSIONS: Overall, educators perceived a need for greater dyscalculia awareness, understanding and knowledge, pre-emptive training and evidence-based, feasible guidance introduction. Although methodological limitations are inherent, this study constructs novel, detailed understanding from educators relating to dyscalculia in PGME, providing a basis for future research.
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  • 文章类型: Journal Article
    特殊教育技术的发展使新的互动形式成为可能,现在可以帮助学生患有计算障碍。近几十年来,人工智能(AI)已经成为一种有前途的工具,特别是在2001年至2010年期间,为患有计算障碍的个人提供了提高教育质量的途径。因此,人工智能的实施对于满足患有计算障碍的学生的需求至关重要。内容分析技术用于检查涵盖AI对计算障碍的影响及其在帮助教师促进对计算障碍个体的教育方面的潜力的文献。该研究旨在通过深入研究为未来更具包容性的计算障碍教育奠定基础。人工智能集成对教育机构以及与计算障碍斗争的人们产生了巨大的影响。本文强调了AI在改善受计算障碍影响的学生的教育成果方面的重要性。
    New forms of interaction made possible by developments in special educational technologies can now help students with dyscalculia. Artificial intelligence (AI) has emerged as a promising tool in recent decades, particularly between 2001 and 2010, offering avenues to enhance the quality of education for individuals with dyscalculia. Therefore, the implementation of AI becomes crucial in addressing the needs of students with dyscalculia. Content analysis techniques were used to examine the literature covering the influence of AI on dyscalculia and its potential to assist instructors in promoting education for individuals with dyscalculia. The study sought to create a foundation for a more inclusive dyscalculia education in the future through in-depth studies. AI integration has had a big impact on educational institutions as well as people who struggle with dyscalculia. This paper highlights the importance of AI in improving the educational outcomes of students affected by dyscalculia.
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  • 文章类型: Journal Article
    这项研究的目的是探索发育性计算障碍儿童的许多感觉缺陷,诵读困难,共同发生的疾病和他们典型的发展中的同龄人。在这项研究中使用了非符号数量比较任务来检查患有计算障碍的儿童是否有数字感觉缺陷。塔伊夫市九所小学10-11岁的儿童,沙特阿拉伯,被选中参加这项研究。将儿童分为计算障碍组(n=62),阅读障碍组(n=60),和共发障碍组(n=65),和典型发展中的同龄人组(n=100)。4组(计算障碍,诵读困难,共同发生的疾病和典型的发展同龄人组)×2刺激比(6:7;8:12)。阅读障碍儿童之间的非符号数量比较任务存在显着差异,同时发生的疾病,通常是发展中的同行。这些结果表明,患有计算障碍的儿童确实存在数字感觉缺陷,但是数字感知缺陷并不局限于患有计算障碍的儿童。
    The aim of this study was to explore a number sense deficits in children with developmental dyscalculia, dyslexia, co-occurring disorder and their typically developing peers. A non-symbolic quantity comparison task was used in this study to examine whether children with dyscalculia have number sense deficits. Children aged 10-11 years old from nine primary schools in Taif city, Saudi Arabia, were selected to participate in this study. The children were divided into the dyscalculia group (n = 62), the dyslexia group (n = 60), and co-occurring disorder group (n = 65), and the typically developing peers group (n = 100).4 groups (dyscalculia, dyslexia, co-occurring disorder and typically developing peers group) × 2 stimulus ratio (6:7; 8:12). There were significant differences in non-symbolic quantity comparison tasks between children with dyslexia, co-occurring disorder, and typically developing peers. These results indicate that children with dyscalculia do have number sense deficiencies, but number sense deficiencies are not specific to children with dyscalculia.
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  • 文章类型: Journal Article
    目的是研究大脑训练视频游戏对改善计算障碍儿童视觉空间工作记忆和执行功能的影响。这项研究采用了准实验,学科内设计。使用视觉空间工作记忆和执行功能的前后和后续测试分数。选择了塔伊夫一所小学公立学校的60名儿童。本研究采用简单随机方法选择参与者。分配到实验组的孩子在研究人员在场的情况下在技术室完成了18,30ms的培训课程,为期六周。使用SPSS进行分析,方法是对组间因素和组间因素进行重复测量的方差分析(前测和后测)。Scheffé的事后测试也被应用。与对照组相比,培训有助于干预组在事后测试中的视觉空间工作记忆和执行功能方面获得更好的分数。在不同的测量(前后和随访)中,视觉空间工作记忆和执行功能存在显着差异。
    The aim was to investigate the effect of brain training video games on improving visuospatial working memory and executive function in children with dyscalculia. This study employed a quasi-experimental, within-subjects design. Pre- post- and follow up test scores on visuospatial working memory and executive function were used. Sixty children from a primary education public school in Taif were selected. This study employed simple random method for selecting participants. Children assigned to the experimental group completed 18, 30 ms training sessions at the technology room in the presence of the researcher over a period of six weeks. The analyses were conducted using SPSS by performing a repeated-measures analysis of variance with a between-group factor and a with-group factor (pretest and posttest). Scheffé\'s post hoc test was also applied. The training helped the intervention group gain better scores in visuospatial working memory and executive function in post test compared to control one. There were significant differences in visuospatial working memory and executive function across different measurements(pre-post-and follow up).
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  • 文章类型: Journal Article
    背景:有数学学习障碍(MLD)的学生在数字处理技能上挣扎(例如,枚举和数字比较)和算术流畅性。传统上,MLD是基于算术流畅性来识别的。然而,建议使用数字处理技能来区分低成就(LA)和MLD。
    目的:这项研究调查了数字处理技能在识别MLD和LA学生中的准确性,基于算术流畅性,以及数字处理技能的分类能力是否随着年级的变化而变化。
    方法:参与者是3-9年级(9-15岁)的18,405名学生(女孩=9080)。通过在线计算障碍筛选器(功能计算评估-计算障碍电池,FUNA-DB),其中包括数字处理和算术流畅性两个因素。
    结果:验证性因素分析支持FUNA-DB的双因素结构。双因素结构在不同的语言群体中是不变的,性别,和等级水平。接收器操作特征曲线分析表明,数字处理技能是各个年级的MLD和LA状态的公平分类器。与LA(截止<25%)相比,在预测MLD(截止<5%)时,数字处理技能的分类准确性更好。
    结论:结果强调了在识别具有MLD的学生时,需要测量数字处理和算术流畅性。
    BACKGROUND: Students with mathematical learning disabilities (MLD) struggle with number processing skills (e.g., enumeration and number comparison) and arithmetic fluency. Traditionally, MLD is identified based on arithmetic fluency. However, number processing skills are suggested to differentiate low achievement (LA) from MLD.
    OBJECTIVE: This study investigated the accuracy of number processing skills in identifying students with MLD and LA, based on arithmetic fluency, and whether the classification ability of number processing skills varied as a function of grade level.
    METHODS: The participants were 18,405 students (girls = 9080) from Grades 3-9 (ages 9-15). Students\' basic numerical skills were assessed with an online dyscalculia screener (Functional Numeracy Assessment -Dyscalculia Battery, FUNA-DB), which included number processing and arithmetic fluency as two factors.
    RESULTS: Confirmatory factor analyses supported a two-factor structure of FUNA-DB. The two-factor structure was invariant across language groups, gender, and grade levels. Receiver operating characteristics curve analyses indicated that number processing skills are a fair classifier of MLD and LA status across grade levels. The classification accuracy of number processing skills was better when predicting MLD (cut-off < 5 %) compared to LA (cut-off < 25 %).
    CONCLUSIONS: Results highlight the need to measure both number processing and arithmetic fluency when identifying students with MLD.
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  • 文章类型: Journal Article
    阅读和数学构成了重要的学术技能,因此,阅读障碍(RD或发展性阅读障碍)和数学障碍(MD或发展性计算障碍)会对儿童的教育进步产生负面影响。尽管RD和MD是不同的学习障碍,它们经常共同出现。独立的理论暗示了小脑及其在RD和MD中的皮质连接,这表明,患有综合阅读和数学障碍(RDMD)的儿童可能在阅读和算术处理过程中改变了小脑功能,并破坏了小脑与皮层之间的功能连接。
    在这里,我们比较了控制组和RD+MD在阅读任务期间以及在(i)小脑激活的算术任务期间,(ii)背景功能连通性,和(iii)小脑和皮质之间的任务相关功能连接。
    两组(对照,RD+MD)对于任何一个任务都没有差异(阅读,算术)对三个度量中的任何一个(激活,后台功能连接,任务相关的功能连接)。
    这些结果不支持儿童在阅读和数学上的缺陷起源于小脑的理论。
    UNASSIGNED: Reading and math constitute important academic skills, and as such, reading disability (RD or developmental dyslexia) and math disability (MD or developmental dyscalculia) can have negative consequences for children\'s educational progress. Although RD and MD are different learning disabilities, they frequently co-occur. Separate theories have implicated the cerebellum and its cortical connections in RD and in MD, suggesting that children with combined reading and math disability (RD + MD) may have altered cerebellar function and disrupted functional connectivity between the cerebellum and cortex during reading and during arithmetic processing.
    UNASSIGNED: Here we compared Control and RD + MD groups during a reading task as well as during an arithmetic task on (i) activation of the cerebellum, (ii) background functional connectivity, and (iii) task-dependent functional connectivity between the cerebellum and the cortex.
    UNASSIGNED: The two groups (Control, RD + MD) did not differ for either task (reading, arithmetic) on any of the three measures (activation, background functional connectivity, task-dependent functional connectivity).
    UNASSIGNED: These results do not support theories that children\'s deficits in reading and math originate in the cerebellum.
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  • 文章类型: Journal Article
    对分数的扎实理解是获得有理数熟练的基石,并为学习代数等高级数学概念铺平了道路。困难不仅限制了学生的教育和职业机会,而且限制了他们解决日常问题的能力。对分数理解不足的六年级学生可能会产生深远的影响,从而导致终身避免数学。本文介绍了一项随机对照试验的结果,该试验的重点是更大的功效调查的前两个队列,旨在为有数学困难的学生建立分数感。教师在六年级的干预教室中实施了循证感知干预(FSI)。这些经验教训来自认知科学研究以及数学教育研究。在课堂层面采用随机分配,多水平建模显示,在控制预测分数后,干预对后测分数的显著影响,工作记忆,词汇,比例推理,和课堂专注的行为。FSI组的学生表现优于对照组的学生,对大多数分数测量具有值得注意的影响大小。解决了与开展基于学校的干预研究相关的挑战。
    A solid understanding of fractions is the cornerstone for acquiring proficiency with rational numbers and paves the way for learning advanced mathematical concepts such as algebra. Fraction difficulties limit not only students\' educational and vocational opportunities but also their ability to solve everyday problems. Students who exit sixth grade with inadequate understanding of fractions may experience far-reaching repercussions that lead to lifelong avoidance of mathematics. This article presents the results of a randomized controlled trial focusing on the first two cohorts of a larger efficacy investigation aimed at building fraction sense in students with mathematics difficulties. Teachers implemented an evidence-informed fraction sense intervention (FSI) within their sixth-grade intervention classrooms. The lessons draw from research in cognitive science as well as mathematics education research. Employing random assignment at the classroom level, multilevel modeling revealed a significant effect of the intervention on posttest fractions scores after controlling for pretest fractions scores, working memory, vocabulary, proportional reasoning, and classroom attentive behavior. Students in the FSI group outperformed their counterparts in the control group, with noteworthy effect sizes on most fraction measures. Challenges associated with carrying out school-based intervention research are addressed.
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  • 文章类型: Journal Article
    发展性计算障碍(DD)是一种特殊的学习障碍,可阻止儿童获得足够的数字和算术能力。我们调查了DD儿童的困难是否超出了数字范围,并影响了他们感知时间的能力。一组37名患有和不患有DD的儿童/青少年接受了听觉分类任务,测量了亚秒(0.25-1s)和超秒(0.75-3s)范围内的时间感知阈值。结果表明,在两个时间尺度上,DD儿童的听觉时间知觉均受到强烈损害。即使年龄较大,损伤仍然存在,非语言推理,性别被退步了。总的来说,我们的结果表明,DD的困难可以影响数值以外的幅度,并有助于越来越多的证据表明,将计算障碍视为一种影响多种神经认知和感知系统的疾病。
    Developmental dyscalculia (DD) is a specific learning disability which prevents children from acquiring adequate numerical and arithmetical competences. We investigated whether difficulties in children with DD spread beyond the numerical domain and impact also their ability to perceive time. A group of 37 children/adolescent with and without DD were tested with an auditory categorization task measuring time perception thresholds in the sub-second (0.25-1 s) and supra-second (0.75-3 s) ranges. Results showed that auditory time perception was strongly impaired in children with DD at both time scales. The impairment remained even when age, non-verbal reasoning, and gender were regressed out. Overall, our results show that the difficulties of DD can affect magnitudes other than numerical and contribute to the increasing evidence that frames dyscalculia as a disorder affecting multiple neurocognitive and perceptual systems.
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  • 文章类型: Journal Article
    顶内沟(IPS)与数值处理有关。最近的一项研究报告说,IPS沟模式与儿童和成人的算术和符号数字能力有关。在本研究中,我们评估了数字能力与发育障碍(DD)和典型发育儿童(TD)的IPS沟模式之间的联系,考虑其他沟特征和中央后沟(PoCS),扩展了以前的分析。首先,我们证实了IPS和PoCS的纵向沟纹稳定性。第二,与TD相比,我们发现DD中左侧截面IPS的比例较低,而双侧水平IPS的比例较高。第三,我们的分析表明,算术是数值处理的唯一方面,显着相关的IPS沟模式(切片与不切片),这种关系是左半球特有的。最后,年龄和算术的相关分析在没有一个切片的左IPS的儿童表明,虽然他们可能有一个固有的缺点,在数字能力,这些可能会随着年龄的增长而改善。因此,我们的结果表明,只有左IPS沟模式与数值能力有关,其他因素共同决定了数值能力。
    The intraparietal sulcus (IPS) has been associated with numerical processing. A recent study reported that the IPS sulcal pattern was associated with arithmetic and symbolic number abilities in children and adults. In the present study, we evaluated the link between numerical abilities and the IPS sulcal pattern in children with Developmental Dyscalculia (DD) and typically developing children (TD), extending previous analyses considering other sulcal features and the postcentral sulcus (PoCS). First, we confirm the longitudinal sulcal pattern stability of the IPS and the PoCS. Second, we found a lower proportion of left sectioned IPS and a higher proportion of a double-horizontal IPS shape bilaterally in DD compared to TD. Third, our analyses revealed that arithmetic is the only aspect of numerical processing that is significantly related to the IPS sulcal pattern (sectioned vs not sectioned), and that this relationship is specific to the left hemisphere. And last, correlation analyses of age and arithmetic in children without a sectioned left IPS indicate that although they may have an inherent disadvantage in numerical abilities, these may improve with age. Thus, our results indicate that only the left IPS sulcal pattern is related to numerical abilities and that other factors co-determine numerical abilities.
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  • 文章类型: Journal Article
    神经分化的条件,如自闭症,注意缺陷多动障碍(ADHD),诵读困难,消化不良,计算障碍和抽动症是常见的,而且很可能会要求实践评估员和主管在实践学习环境中支持神经发散护理学生。本文详细介绍了神经发散学生可以为护理带来的优势,以及他们在实践环境中可能遇到的一些挑战。它概述了实践评估员和主管如何开发神经包容的学习环境,使神经发散的学生能够茁壮成长,以及如何支持他们,如果他们没有达到他们所需的熟练程度。作者还讨论了如何通过与学生合作的方法来实施适当的合理调整。
    Neurodivergent conditions such as autism, attention deficit hyperactivity disorder (ADHD), dyslexia, dyspraxia, dyscalculia and Tourette\'s syndrome are common, and it is highly likely that practice assessors and supervisors will be asked to support neurodivergent nursing students in their practice learning environments. This article details the strengths that neurodivergent students can bring to nursing, as well as some of the challenges they may experience in practice settings. It outlines how practice assessors and supervisors can develop neuro-inclusive learning environments where neurodivergent students can thrive, as well as how to support them if they are not meeting their required proficiencies. The authors also discuss how appropriate reasonable adjustments can be implemented by using a collaborative approach with students.
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