Attention deficit in children with developmental coordination disorder: evidence from resting state EEG
Shuling Chen1, Xinran Wan1, Yu Yang1
1School of Educational Sciences, Nanyang Normal University, Nanyang, China.
Insights
Children with developmental coordination disorder (DCD) show distinct resting-state electroencephalography (EEG) patterns, specifically elevated theta power and theta/beta ratios. These findings suggest potential neurophysiological differences in brain activity during rest for individuals with DCD.
Area of Science:
- Neuroscience
- Developmental Psychology
- Pediatrics
Background:
- Developmental Coordination Disorder (DCD) is frequently associated with attentional deficits.
- Resting-state electroencephalography (EEG) may offer insights into neurophysiological underpinnings of DCD.
- Understanding brain activity patterns in DCD is crucial for diagnosis and intervention.
Purpose of the Study:
- To investigate resting-state EEG oscillatory activity in children diagnosed with DCD.
- To compare EEG spectral profiles between children with DCD and typically developing controls.
- To explore potential neural correlates of motor coordination deficits in DCD.
Main Methods:
- Acquired five-minute resting-state EEG recordings from 23 children with DCD and 24 controls.
- Utilized independent-samples t-tests for statistical comparison of EEG data.
- Analyzed theta power, alpha power, and theta/beta ratios across different brain regions.
Main Results:
- Children with DCD exhibited significantly higher theta power compared to controls.
- Elevated theta/beta ratios were observed in the DCD group.
- No significant differences in alpha power were found between the groups.
Conclusions:
- Distinct patterns of theta oscillations may indicate atypical central nervous system activation in children with DCD.
- While not a definitive biomarker, EEG spectral profiles offer potential insights into DCD neurophysiology.
- Further large-scale studies are warranted to confirm these findings and explore EEG's role in DCD research.
Abstract:
Individuals with developmental coordination disorder (DCD) often exhibit attentional deficits, which may be detectable in resting-state electroencephalography (EEG). The present study aimed to examine resting-state EEG oscillatory activity in children with DCD. Five-minute resting-state EEG recordings were obtained from 23 children with DCD and 24 typically developing controls. Independent-samples t-tests were used to compare theta power, alpha power, and theta/beta ratios across brain regions between groups. Results indicated that children with DCD demonstrated significantly elevated theta power and higher theta/beta ratios compared with controls. No significant between-group differences were observed in alpha power. Although no definitive neural biomarker for DCD was identified, the present findings suggest that distinct patterns in theta oscillations may reflect atypical central nervous system activation underlying motor function during rest in children with DCD. These results highlight the need for larger-scale investigations of EEG spectral profiles to further elucidate the neurophysiological mechanisms of DCD.
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