Unimanual and bimanual motor performance in children with developmental coordination disorder (DCD) provide evidence for underlying motor control deficits

Abstract Much of our understanding of motor control deficits in children with developmental coordination disorder (DCD) comes from upper limb assessments focusing on the dominant limb. Here, using two robotic behavioural tasks, we investigated motor control in both the dominant and non-dominant limb...

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Autores principales: Melody N. Grohs, Rachel L. Hawe, Sean P. Dukelow, Deborah Dewey
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Lenguaje:EN
Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/d396c1d6ea6b4a218d93b7c8df5bb381
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spelling oai:doaj.org-article:d396c1d6ea6b4a218d93b7c8df5bb3812021-12-02T13:18:01ZUnimanual and bimanual motor performance in children with developmental coordination disorder (DCD) provide evidence for underlying motor control deficits10.1038/s41598-021-85391-32045-2322https://doaj.org/article/d396c1d6ea6b4a218d93b7c8df5bb3812021-03-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-85391-3https://doaj.org/toc/2045-2322Abstract Much of our understanding of motor control deficits in children with developmental coordination disorder (DCD) comes from upper limb assessments focusing on the dominant limb. Here, using two robotic behavioural tasks, we investigated motor control in both the dominant and non-dominant limbs of children with DCD. Twenty-six children with diagnosed DCD (20 males; mean age 10.6 years ± 1.3 years) and 155 controls were included in this cross-sectional study. Participants completed a visually guided reaching task with their dominant and non-dominant limbs and a bimanual object hitting task. Motor performance was quantified across nine parameters. We determined the number of children with DCD who fell outside of the typical performance range of the controls on these parameters and compared the DCD and control groups using ANCOVAs, accounting for age. Children with DCD demonstrated impairments in six out of nine parameters; deficits were more commonly noted in the non-dominant limb. Interestingly, when looking at individual performance, several children with DCD performed in the range of controls. These findings indicate that children with DCD display deficits in motor control in both the dominant and non-dominant limb and highlight the importance of including detailed assessments of both limbs when investigating children with DCD. They also demonstrate the variability in motor control performance evidenced by children with DCD.Melody N. GrohsRachel L. HaweSean P. DukelowDeborah DeweyNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-13 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Melody N. Grohs
Rachel L. Hawe
Sean P. Dukelow
Deborah Dewey
Unimanual and bimanual motor performance in children with developmental coordination disorder (DCD) provide evidence for underlying motor control deficits
description Abstract Much of our understanding of motor control deficits in children with developmental coordination disorder (DCD) comes from upper limb assessments focusing on the dominant limb. Here, using two robotic behavioural tasks, we investigated motor control in both the dominant and non-dominant limbs of children with DCD. Twenty-six children with diagnosed DCD (20 males; mean age 10.6 years ± 1.3 years) and 155 controls were included in this cross-sectional study. Participants completed a visually guided reaching task with their dominant and non-dominant limbs and a bimanual object hitting task. Motor performance was quantified across nine parameters. We determined the number of children with DCD who fell outside of the typical performance range of the controls on these parameters and compared the DCD and control groups using ANCOVAs, accounting for age. Children with DCD demonstrated impairments in six out of nine parameters; deficits were more commonly noted in the non-dominant limb. Interestingly, when looking at individual performance, several children with DCD performed in the range of controls. These findings indicate that children with DCD display deficits in motor control in both the dominant and non-dominant limb and highlight the importance of including detailed assessments of both limbs when investigating children with DCD. They also demonstrate the variability in motor control performance evidenced by children with DCD.
format article
author Melody N. Grohs
Rachel L. Hawe
Sean P. Dukelow
Deborah Dewey
author_facet Melody N. Grohs
Rachel L. Hawe
Sean P. Dukelow
Deborah Dewey
author_sort Melody N. Grohs
title Unimanual and bimanual motor performance in children with developmental coordination disorder (DCD) provide evidence for underlying motor control deficits
title_short Unimanual and bimanual motor performance in children with developmental coordination disorder (DCD) provide evidence for underlying motor control deficits
title_full Unimanual and bimanual motor performance in children with developmental coordination disorder (DCD) provide evidence for underlying motor control deficits
title_fullStr Unimanual and bimanual motor performance in children with developmental coordination disorder (DCD) provide evidence for underlying motor control deficits
title_full_unstemmed Unimanual and bimanual motor performance in children with developmental coordination disorder (DCD) provide evidence for underlying motor control deficits
title_sort unimanual and bimanual motor performance in children with developmental coordination disorder (dcd) provide evidence for underlying motor control deficits
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/d396c1d6ea6b4a218d93b7c8df5bb381
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AT seanpdukelow unimanualandbimanualmotorperformanceinchildrenwithdevelopmentalcoordinationdisorderdcdprovideevidenceforunderlyingmotorcontroldeficits
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