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Van Herwegen, Jo; Dimitriou, Dagmara; Rundblad, Gabriella – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
This study investigated the development of novel metaphor and metonymy comprehension in both typically developing (TD) children and individuals with Williams syndrome (WS). Thirty-one TD children between the ages of 3;09 and 17;01 and thirty-four individuals with WS between the ages of 7;01 and 44 years old were administered a newly developed task…
Descriptors: Figurative Language, Semantics, Novelty (Stimulus Dimension), Genetic Disorders
Courbois, Yannick; Farran, Emily K.; Lemahieu, Axelle; Blades, Mark; Mengue-Topio, Hursula; Sockeel, Pascal – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
The aim of this study was to assess wayfinding abilities in individuals with Down syndrome (DS). The ability to learn routes though a virtual environment (VE) and to make a novel shortcut between two locations was assessed in individuals with DS (N = 10) and control participants individually matched on mental age (MA) or chronological age (CA).…
Descriptors: Down Syndrome, Mental Age, Simulation, Comparative Analysis
Borella, Erika; Carretti, Barbara; Lanfranchi, Silvia – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
The cognitive profile of individuals with Down syndrome (DS) is known to be characterized by an impaired executive functioning, but inhibition-related processes have not been extensively examined in this setting. The aim of the present study was to investigate whether individuals with DS have any specific or general deficit in inhibitory…
Descriptors: Inhibition, Down Syndrome, Short Term Memory, Mental Age
Pereira, Karina; Basso, Renata Pedrolongo; Lindquist, Ana Raquel Rodrigues; da Silva, Louise Gracelli Pereira; Tudella, Eloisa – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
The literature is bereft of information about the age at which infants with Down syndrome (DS) acquire motor skills and the percentage of infants that do so by the age of 12 months. Therefore, it is necessary to identify the difference in age, in relation to typical infants, at which motor skills were acquired and the percentage of infants with DS…
Descriptors: Motor Development, Infants, Down Syndrome, Psychomotor Skills
Geerdink, Yvonne; Aarts, Pauline; Geurts, Alexander C. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
The goal of this study was to determine the progression of manual dexterity during 6 weeks (54 h) (modified) constraint-induced movement therapy ((m)CIMT) followed by 2 weeks (18 h) bimanual training (BiT) in children with unilateral spastic cerebral palsy (CP), to establish whether and when a maximal training effect was reached and which factors…
Descriptors: Therapy, Comparative Analysis, Cerebral Palsy, Psychomotor Skills
Godbee, Kali; Porter, Melanie A. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
People with Williams syndrome (WS) are said to have sociable and extremely trusting personalities, approaching strangers without hesitation. This study investigated whether people with WS are less likely than controls to attribute negative intent to others when interpreting a series of ambiguous pictures. This may, at least partially, explain…
Descriptors: Intention, Genetic Disorders, Mental Retardation, Mental Age
Capitao, Liliana; Sampaio, Adriana; Fernandez, Montse; Sousa, Nuno; Pinheiro, Ana; Goncalves, Oscar F. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
Individuals with Williams syndrome display indiscriminate approach towards strangers. Neuroimaging studies conducted so far have linked this social profile to structural and/or functional abnormalities in WS amygdala and prefrontal cortex. In this study, the neuropsychological hypotheses of amygdala and prefrontal cortex involvement in WS…
Descriptors: Mental Age, Age, Nonverbal Communication, Profiles
Strydom, Andre; Chan, Trevor; King, Michael; Hassiotis, Angela; Livingston, Gill – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
Dementia may be more common in older adults with intellectual disability (ID) than in the general population. The increased risk for Alzheimer's disease in people with Down syndrome (DS) is well established, but much less is known about dementia in adults with ID who do not have DS. We estimated incidence rates from a longitudinal study of…
Descriptors: Cognitive Ability, Risk, Age, Alzheimers Disease
Yen, Chia-Feng; Lin, Jin-Ding; Chiu, Tzu-Ying – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
The purposes of this study were to measure disparities of age structure between people with an intellectual disability and general population, and to explore the difference of demographic characteristics between these two populations by using data from a population based register in Taiwan. Data were analyzed by SPSS 20.0 statistical software.…
Descriptors: Mental Retardation, Marital Status, Comparative Analysis, Age Differences
Qian, Ying; Shuai, Lan; Chan, Raymond C. K.; Qian, Qiu-Jin; Wang, Yufeng – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
This study examined the developmental trajectories of executive function (EF) of children and adolescents with Attention Deficit Hyperactivity Disorder (ADHD) in Han Chinese. Five hundred and fifteen children and adolescents with ADHD and 249 healthy controls took part in this study. All of them were administered four EF tests capturing…
Descriptors: Attention Deficit Hyperactivity Disorder, Adolescents, Inhibition, Executive Function
Palomares, Melanie; Englund, Julia A.; Ahlers, Stephanie – Research in Developmental Disabilities: A Multidisciplinary Journal, 2011
Williams Syndrome (WS) is a developmental disorder typified by deficits in visuospatial cognition. To understand the nature of this deficit, we characterized how people with WS perceive visual orientation, a fundamental ability related to object identification. We compared WS participants to typically developing children (3-6 years of age) and…
Descriptors: Mental Age, Mental Retardation, Genetic Disorders, Developmental Disabilities
Naylor, Lauren; Van Herwegen, Jo – Research in Developmental Disabilities: A Multidisciplinary Journal, 2012
The current study investigated the development of figurative language production, including different types of figurative expressions, during a fictional narrative in 20 typically developing (TD) children and 20 children with Williams syndrome (WS) aged 7-18 years old. In contrast to previous studies, developmental trajectories showed that (1) the…
Descriptors: Figurative Language, Genetic Disorders, Comparative Analysis, Children
Pau, Massimiliano; Galli, Manuela; Crivellini, Marcello; Albertini, Giorgio – Research in Developmental Disabilities: A Multidisciplinary Journal, 2012
This study aimed to quantitatively characterize the main foot-ground contact parameters during static upright standing and to assess foot evolution with increasing age in young individuals affected by Down syndrome (DS). To this end, 99 children with DS of mean age 9.7 (1.7) were tested using a pressure sensitive mat, and the raw data were…
Descriptors: Down Syndrome, Children, Age Differences, Child Development
de Winter, C. F.; Bastiaanse, L. P.; Kranendonk, S. E.; Hilgenkamp, T. I. M.; Evenhuis, H. M.; Echteld, M. A. – Research in Developmental Disabilities: A Multidisciplinary Journal, 2013
Older people with an intellectual disability (ID) have been shown to have similar to increased cardiovascular risks as compared to the general population. Peripheral arterial disease (PAD), atherosclerosis distal from the aortic bifurcation, is associated with increased cardiovascular morbidity and mortality. The prevalence of PAD has not been…
Descriptors: Smoking, Age Differences, Place of Residence, Diseases
Douraghi, Masoumeh; Goudarzi, Hossein; Rostami, Mahmoud Nateghi; Nikmanesh, Bahram – Research in Developmental Disabilities: A Multidisciplinary Journal, 2012
Infection with "Helicobacter pylori" was assessed through serum "H. pylori" IgG antibody in children with intellectual disabilities (ID). The sero-status of cytotoxin-associated gene A (CagA) was determined as a risk determinant for severe "H. pylori"-associated diseases. In total, 210 children with ID were included…
Descriptors: Mental Retardation, Diseases, Foreign Countries, Residential Care