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Movement quality in preterm infants prior to term
T H Kakebeeke1, K von Siebenthal, R H Largo
1University Children's Hospital, Zurich, Switzerland. Tanja.Kakebeeke@unifr.ch
Insights
Preterm infants show poorer spontaneous movement quality compared to full-term infants. This quality declines further up to the due date, possibly due to early environmental exposure or brain injury.
Area of Science:
- Neuroscience
- Developmental Pediatrics
- Movement Science
Background:
- Spontaneous movement quality is a key indicator of early neurodevelopment.
- Preterm infants face unique challenges in motor development due to premature birth and extrauterine exposure.
Purpose of the Study:
- To compare the quality of spontaneous movement behavior in high-risk preterm, low-risk preterm, and term infants from birth to term-equivalent age.
- To identify factors influencing motor development trajectories in preterm infants.
Main Methods:
- Assessed spontaneous movement behavior (fluency, spatio-temporal variation, sequencing) in three infant groups.
- Utilized cranial ultrasonography in the first week of life.
- Monitored general health status of participants.
Main Results:
- Preterm infants exhibited significantly lower scores in all movement quality parameters compared to term infants within the first week of life (p < 0.001).
- Movement quality, specifically spatiotemporal variation and sequencing, showed a significant decrease as infants approached term-equivalent age (p < 0.01).
Conclusions:
- Preterm infants demonstrate impaired spontaneous motor development early in life.
- The observed decline in movement quality suggests ongoing maturational challenges and potential impacts of the extrauterine environment or cerebral lesions in preterm infants.
Abstract:
Quality of spontaneous movement behavior (fluency, spatio-temporal variation and sequencing) was studied from birth to term in high-risk preterm (n = 18), low-risk preterm (n = 18) and term (n = 20) infants. Cranial ultrasonography was performed during the first week of life and the child's general health was considered. The results were as follows: (1) In their first week of life, preterm infants displayed lower scores on all quality parameters when compared to term infants (p < 0.001). (2) Quality of spatiotemporal variation and sequencing decreased up to term (p < 0.01). These findings could be attributed to maturational differences, too early exposure to an extrauterine environment, and cerebral lesions.