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Auteur Megha SHARDA |
Documents disponibles écrits par cet auteur (5)



Auditory-motor rhythm synchronization in children with autism spectrum disorder / Ana TRYFON in Research in Autism Spectrum Disorders, 35 (March 2017)
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Titre : Auditory-motor rhythm synchronization in children with autism spectrum disorder Type de document : Texte imprimé et/ou numérique Auteurs : Ana TRYFON, Auteur ; Nicholas E. FOSTER, Auteur ; Tia OUIMET, Auteur ; Krissy DOYLE-THOMAS, Auteur ; Evdokia ANAGNOSTOU, Auteur ; Megha SHARDA, Auteur ; Krista L. HYDE, Auteur Article en page(s) : p.51-61 Langues : Anglais (eng) Mots-clés : Autism Auditory Motor Rhythm Synchronization Development Index. décimale : PER Périodiques Résumé : Autism spectrum disorder (ASD) is characterized by difficulties in social and communication skills as well as atypical sensory perception and motor skills. Sensorimotor abilities such as auditory-motor integration are essential for social interaction and communication. The goal of this research was to investigate the development of auditory-motor rhythm synchronization for the first time in ASD versus typically-developing (TD) children. Methods Participants were 31 boys with ASD and 23 TD boys that were matched in age and IQ. Participants were tested on an auditory-motor rhythm synchronization task in which they tapped in synchrony with rhythms of varying metrical complexity. Results Both children with ASD and TD performed similarly on this task and both groups performed better with age. This work demonstrates that non-verbal rhythm synchronization is intact in ASD over the course of childhood development. This research serves to better understand sensorimotor interactions in ASD and to better define sensory phenotypes in ASD. En ligne : http://dx.doi.org/10.1016/j.rasd.2016.12.004 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=304
in Research in Autism Spectrum Disorders > 35 (March 2017) . - p.51-61[article] Auditory-motor rhythm synchronization in children with autism spectrum disorder [Texte imprimé et/ou numérique] / Ana TRYFON, Auteur ; Nicholas E. FOSTER, Auteur ; Tia OUIMET, Auteur ; Krissy DOYLE-THOMAS, Auteur ; Evdokia ANAGNOSTOU, Auteur ; Megha SHARDA, Auteur ; Krista L. HYDE, Auteur . - p.51-61.
Langues : Anglais (eng)
in Research in Autism Spectrum Disorders > 35 (March 2017) . - p.51-61
Mots-clés : Autism Auditory Motor Rhythm Synchronization Development Index. décimale : PER Périodiques Résumé : Autism spectrum disorder (ASD) is characterized by difficulties in social and communication skills as well as atypical sensory perception and motor skills. Sensorimotor abilities such as auditory-motor integration are essential for social interaction and communication. The goal of this research was to investigate the development of auditory-motor rhythm synchronization for the first time in ASD versus typically-developing (TD) children. Methods Participants were 31 boys with ASD and 23 TD boys that were matched in age and IQ. Participants were tested on an auditory-motor rhythm synchronization task in which they tapped in synchrony with rhythms of varying metrical complexity. Results Both children with ASD and TD performed similarly on this task and both groups performed better with age. This work demonstrates that non-verbal rhythm synchronization is intact in ASD over the course of childhood development. This research serves to better understand sensorimotor interactions in ASD and to better define sensory phenotypes in ASD. En ligne : http://dx.doi.org/10.1016/j.rasd.2016.12.004 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=304 Correction: Response to Music-Mediated Intervention in Autistic Children with Limited Spoken Language Ability / Angela MacDonald-Prégent ; Fauzia Saiyed ; Krista Hyde ; Megha SHARDA ; Aparna NADIG in Journal of Autism and Developmental Disorders, 53-6 (June 2023)
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Titre : Correction: Response to Music-Mediated Intervention in Autistic Children with Limited Spoken Language Ability : Journal of Autism and Developmental Disorders Type de document : Texte imprimé et/ou numérique Auteurs : Angela MacDonald-Prégent, Auteur ; Fauzia Saiyed, Auteur ; Krista Hyde, Auteur ; Megha SHARDA, Auteur ; Aparna NADIG, Auteur Article en page(s) : p.2553-2553 Langues : Anglais (eng) Index. décimale : PER Périodiques En ligne : https://doi.org/10.1007/s10803-023-05956-1 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=506
in Journal of Autism and Developmental Disorders > 53-6 (June 2023) . - p.2553-2553[article] Correction: Response to Music-Mediated Intervention in Autistic Children with Limited Spoken Language Ability : Journal of Autism and Developmental Disorders [Texte imprimé et/ou numérique] / Angela MacDonald-Prégent, Auteur ; Fauzia Saiyed, Auteur ; Krista Hyde, Auteur ; Megha SHARDA, Auteur ; Aparna NADIG, Auteur . - p.2553-2553.
Langues : Anglais (eng)
in Journal of Autism and Developmental Disorders > 53-6 (June 2023) . - p.2553-2553
Index. décimale : PER Périodiques En ligne : https://doi.org/10.1007/s10803-023-05956-1 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=506 Evidence for intact melodic and rhythmic perception in children with Autism Spectrum Disorder / Kevin JAMEY in Research in Autism Spectrum Disorders, 64 (August 2019)
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Titre : Evidence for intact melodic and rhythmic perception in children with Autism Spectrum Disorder Type de document : Texte imprimé et/ou numérique Auteurs : Kevin JAMEY, Auteur ; Nicholas E. V. FOSTER, Auteur ; Megha SHARDA, Auteur ; Carola TUERK, Auteur ; Aparna NADIG, Auteur ; Krista L. HYDE, Auteur Article en page(s) : p.1-12 Langues : Anglais (eng) Mots-clés : Autism spectrum disorder Auditory Music Perception Cognition Development Index. décimale : PER Périodiques Résumé : Background Autism spectrum disorder (ASD) is a complex neurodevelopmental condition characterized by socio-communicative difficulties and restricted patterns of behavior. Despite these challenges, some individuals with ASD have preserved or even enhanced sensory skills, for example in the case of music. As such, music provides a key way to study sensory processing and individual differences in ASD. However, current studies of music perception in ASD have mixed results. Methods This study sought to examine music perception in terms of melodic pitch, rhythm, and memory in school-age children with ASD compared to typically-developing (TD) children. Music perception was investigated as a function of verbal and non-verbal IQ, age, and ASD social symptom severity. Results Children with ASD performed similar to TD children on melodic pitch perception, rhythm perception and melodic memory. Melodic pitch perception in particular was strongly associated with non-verbal cognitive abilities in the ASD group. Similar effects of age on performance were observed in ASD and TD; in particular, rhythm discrimination increased with age in both groups. Music perception in ASD was not associated with ASD social symptom severity. Discussion These findings provide further evidence for intact melodic and rhythmic perception in children with ASD. In addition, music perception abilities were related to non-verbal cognitive ability and age in ASD, and not with ASD social symptom severity. This research provides a better understanding of individual differences in auditory processing, helps to better define phenotypes in ASD, and can guide future studies on the effects of music therapy in ASD. En ligne : https://doi.org/10.1016/j.rasd.2018.11.013 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=399
in Research in Autism Spectrum Disorders > 64 (August 2019) . - p.1-12[article] Evidence for intact melodic and rhythmic perception in children with Autism Spectrum Disorder [Texte imprimé et/ou numérique] / Kevin JAMEY, Auteur ; Nicholas E. V. FOSTER, Auteur ; Megha SHARDA, Auteur ; Carola TUERK, Auteur ; Aparna NADIG, Auteur ; Krista L. HYDE, Auteur . - p.1-12.
Langues : Anglais (eng)
in Research in Autism Spectrum Disorders > 64 (August 2019) . - p.1-12
Mots-clés : Autism spectrum disorder Auditory Music Perception Cognition Development Index. décimale : PER Périodiques Résumé : Background Autism spectrum disorder (ASD) is a complex neurodevelopmental condition characterized by socio-communicative difficulties and restricted patterns of behavior. Despite these challenges, some individuals with ASD have preserved or even enhanced sensory skills, for example in the case of music. As such, music provides a key way to study sensory processing and individual differences in ASD. However, current studies of music perception in ASD have mixed results. Methods This study sought to examine music perception in terms of melodic pitch, rhythm, and memory in school-age children with ASD compared to typically-developing (TD) children. Music perception was investigated as a function of verbal and non-verbal IQ, age, and ASD social symptom severity. Results Children with ASD performed similar to TD children on melodic pitch perception, rhythm perception and melodic memory. Melodic pitch perception in particular was strongly associated with non-verbal cognitive abilities in the ASD group. Similar effects of age on performance were observed in ASD and TD; in particular, rhythm discrimination increased with age in both groups. Music perception in ASD was not associated with ASD social symptom severity. Discussion These findings provide further evidence for intact melodic and rhythmic perception in children with ASD. In addition, music perception abilities were related to non-verbal cognitive ability and age in ASD, and not with ASD social symptom severity. This research provides a better understanding of individual differences in auditory processing, helps to better define phenotypes in ASD, and can guide future studies on the effects of music therapy in ASD. En ligne : https://doi.org/10.1016/j.rasd.2018.11.013 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=399 Fronto-Temporal Connectivity is Preserved During Sung but Not Spoken Word Listening, Across the Autism Spectrum / Megha SHARDA in Autism Research, 8-2 (April 2015)
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Titre : Fronto-Temporal Connectivity is Preserved During Sung but Not Spoken Word Listening, Across the Autism Spectrum Type de document : Texte imprimé et/ou numérique Auteurs : Megha SHARDA, Auteur ; Rashi MIDHA, Auteur ; Supriya MALIK, Auteur ; Shaneel MUKERJI, Auteur ; Nandini C. SINGH, Auteur Article en page(s) : p.174-186 Langues : Anglais (eng) Mots-clés : functional MRI diffusion tensor imaging (DTI) cognitive neuroscience pediatrics Index. décimale : PER Périodiques Résumé : Co-occurrence of preserved musical function with language and socio-communicative impairments is a common but understudied feature of Autism Spectrum Disorders (ASD). Given the significant overlap in neural organization of these processes, investigating brain mechanisms underlying speech and music may not only help dissociate the nature of these auditory processes in ASD but also provide a neurobiological basis for development of interventions. Using a passive-listening functional magnetic resonance imaging paradigm with spoken words, sung words and piano tones, we found that 22 children with ASD, with varying levels of functioning, activated bilateral temporal brain networks during sung-word perception, similarly to an age and gender-matched control group. In contrast, spoken-word perception was right-lateralized in ASD and elicited reduced inferior frontal gyrus (IFG) activity which varied as a function of language ability. Diffusion tensor imaging analysis reflected reduced integrity of the left hemisphere fronto-temporal tract in the ASD group and further showed that the hypoactivation in IFG was predicted by integrity of this tract. Subsequent psychophysiological interactions revealed that functional fronto-temporal connectivity, disrupted during spoken-word perception, was preserved during sung-word listening in ASD, suggesting alternate mechanisms of speech and music processing in ASD. Our results thus demonstrate the ability of song to overcome the structural deficit for speech across the autism spectrum and provide a mechanistic basis for efficacy of song-based interventions in ASD. Autism Res 2015, 8: 174–186. En ligne : http://dx.doi.org/10.1002/aur.1437 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=256
in Autism Research > 8-2 (April 2015) . - p.174-186[article] Fronto-Temporal Connectivity is Preserved During Sung but Not Spoken Word Listening, Across the Autism Spectrum [Texte imprimé et/ou numérique] / Megha SHARDA, Auteur ; Rashi MIDHA, Auteur ; Supriya MALIK, Auteur ; Shaneel MUKERJI, Auteur ; Nandini C. SINGH, Auteur . - p.174-186.
Langues : Anglais (eng)
in Autism Research > 8-2 (April 2015) . - p.174-186
Mots-clés : functional MRI diffusion tensor imaging (DTI) cognitive neuroscience pediatrics Index. décimale : PER Périodiques Résumé : Co-occurrence of preserved musical function with language and socio-communicative impairments is a common but understudied feature of Autism Spectrum Disorders (ASD). Given the significant overlap in neural organization of these processes, investigating brain mechanisms underlying speech and music may not only help dissociate the nature of these auditory processes in ASD but also provide a neurobiological basis for development of interventions. Using a passive-listening functional magnetic resonance imaging paradigm with spoken words, sung words and piano tones, we found that 22 children with ASD, with varying levels of functioning, activated bilateral temporal brain networks during sung-word perception, similarly to an age and gender-matched control group. In contrast, spoken-word perception was right-lateralized in ASD and elicited reduced inferior frontal gyrus (IFG) activity which varied as a function of language ability. Diffusion tensor imaging analysis reflected reduced integrity of the left hemisphere fronto-temporal tract in the ASD group and further showed that the hypoactivation in IFG was predicted by integrity of this tract. Subsequent psychophysiological interactions revealed that functional fronto-temporal connectivity, disrupted during spoken-word perception, was preserved during sung-word listening in ASD, suggesting alternate mechanisms of speech and music processing in ASD. Our results thus demonstrate the ability of song to overcome the structural deficit for speech across the autism spectrum and provide a mechanistic basis for efficacy of song-based interventions in ASD. Autism Res 2015, 8: 174–186. En ligne : http://dx.doi.org/10.1002/aur.1437 Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=256 Response to Music-Mediated Intervention in Autistic Children with Limited Spoken Language Ability / Angela MacDonald-Prégent in Journal of Autism and Developmental Disorders, 54-4 (April 2024)
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Titre : Response to Music-Mediated Intervention in Autistic Children with Limited Spoken Language Ability Type de document : Texte imprimé et/ou numérique Auteurs : Angela MacDonald-Prégent, Auteur ; Fauzia Saiyed, Auteur ; Krista Hyde, Auteur ; Megha SHARDA, Auteur ; Aparna NADIG, Auteur Article en page(s) : p.1438-1452 Langues : Anglais (eng) Index. décimale : PER Périodiques Résumé : Purpose: Autistic children with limited spoken language ability (LSLA) often do not respond to traditional interventions, reducing their social inclusion. It is essential to identify effective interventions, and sensitive measures to track their intervention response. Methods: Using data from an RCT comparing music-mediated and play-based interventions, we investigated the impact of spoken language ability on outcomes, and measured response to intervention through natural language sample measures. Results: Children with lower verbal IQ, relative to higher verbal IQ, made some greater gains over the course of music-mediated intervention. Natural language samples were helpful in characterizing communication and tracking change. Conclusion: Music-mediated interventions hold promise as effective interventions for autistic children with LSLA. Natural language samples are robust in characterizing this subgroup. En ligne : https://doi.org/10.1007/s10803-022-05872-w Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=526
in Journal of Autism and Developmental Disorders > 54-4 (April 2024) . - p.1438-1452[article] Response to Music-Mediated Intervention in Autistic Children with Limited Spoken Language Ability [Texte imprimé et/ou numérique] / Angela MacDonald-Prégent, Auteur ; Fauzia Saiyed, Auteur ; Krista Hyde, Auteur ; Megha SHARDA, Auteur ; Aparna NADIG, Auteur . - p.1438-1452.
Langues : Anglais (eng)
in Journal of Autism and Developmental Disorders > 54-4 (April 2024) . - p.1438-1452
Index. décimale : PER Périodiques Résumé : Purpose: Autistic children with limited spoken language ability (LSLA) often do not respond to traditional interventions, reducing their social inclusion. It is essential to identify effective interventions, and sensitive measures to track their intervention response. Methods: Using data from an RCT comparing music-mediated and play-based interventions, we investigated the impact of spoken language ability on outcomes, and measured response to intervention through natural language sample measures. Results: Children with lower verbal IQ, relative to higher verbal IQ, made some greater gains over the course of music-mediated intervention. Natural language samples were helpful in characterizing communication and tracking change. Conclusion: Music-mediated interventions hold promise as effective interventions for autistic children with LSLA. Natural language samples are robust in characterizing this subgroup. En ligne : https://doi.org/10.1007/s10803-022-05872-w Permalink : https://www.cra-rhone-alpes.org/cid/opac_css/index.php?lvl=notice_display&id=526