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General movements of preterm infants in relation to their motor competence between 5 and 6 years
Breda Sustersic1, Katja Sustar, Darja Paro-Panjan
1Developmental Department, Health Centre, Domzale, Slovenia.
Insights
General movements (GMs) assessed in infancy show higher sensitivity for detecting motor problems in the fidgety period compared to the writhing period. However, the specificity of GMs for predicting later motor skills remains low.
Area of Science:
- Developmental Pediatrics
- Neuroscience
- Motor Control
Background:
- Early identification of children at high risk for cerebral palsy is established.
- Predicting minor motor deficits in early childhood remains a challenge.
Purpose of the Study:
- To investigate the correlation between the quality of general movements (GMs) from term to 20 weeks postterm and motor competence at 5-6 years of age.
- To assess the predictive value of GMs for later motor development in preterm infants.
Main Methods:
- 45 preterm infants were assessed using Prechtl's general movements (GMs) method.
- Motor competence was evaluated using the Movement Assessment Battery for Children (M-ABC) between 5 and 6 years of age.
- Correlations between GM quality and M-ABC scores were analyzed.
Main Results:
- During the writhing period, GM sensitivity for detecting motor problems ranged from 0.67 (manual dexterity) to 0.92 (balance).
- During the fidgety period, GM sensitivity was higher, reaching 1.00 for total impairment, manual dexterity, and ball skills.
- Specificity of GMs for predicting later motor abilities was low at both term (0.24) and 3 months corrected age (0.21).
Conclusions:
- General movements (GMs) demonstrate increased sensitivity in identifying motor problems during the fidgety period compared to the writhing period.
- The specificity of GMs in predicting later motor abilities at term and fidgety age is limited.
Background:
The criteria for identification of children with high risk of cerebral palsy are well documented, but the early identification of children at highest risk of minor motor deficits remains less clear.
Aim:
To analyze the correlation between the quality of general movements (GMs) from term to twenty weeks postterm age and the motor competence between 5 and 6 years of age.
Methods:
In the group of 45 preterm infants, the quality of GMs was assessed using Prechtl's method. The Movement Assessment Battery for Children (M-ABC) was used to test motor competence between 5 and 6 years of age. The correlations between GMs and M-ABC results were analyzed.
Results:
During writhing period, the sensitivity of GMs to identify children with definite motor problem was 0.86 for total impairment, 0.67 for manual dexterity, 0.89 for ball skills and 0.92 for balance. During fidgety period, the sensitivity was higher than during the writhing period: 1.00 for total impairment, 1.00 for manual dexterity, 1.00 for ball skills and 0.83 for balance, respectively. The specificity was low at both ages (total scoring 0.24 at term and 0.21 at 3 months corrected age).
Conclusion:
The sensitivity of GMs to identify children with definite motor problems is higher at the fidgety than at the writhing period. The specificity of GMs at the term and fidgety age to predict later motor abilities is low.
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