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Environmental influences on the developing premature infant: theoretical issues and applications to practice
R C White-Traut1, M N Nelson, K Burns
1College of Nursing, University of Illinois at Chicago 60612.
Insights
The neonatal intensive-care unit (NICU) environment may hinder premature infants' neurodevelopment. Reorganizing the NICU and providing contingent experiences can optimize infant growth and development, with nurses playing a key role.
Area of Science:
- Neonatal care
- Developmental neuroscience
- Infant neurodevelopment
Background:
- The neonatal intensive-care unit (NICU) environment presents challenges to the neurodevelopment of premature infants.
- Sensory input in the NICU may be imbalanced, with overstimulation of immature distance receptors (hearing, vision) and understimulation of tactile and vestibular pathways.
- Fetal learning research indicates the importance of contingent experiences for infant development.
Purpose of the Study:
- To analyze the impact of the NICU environment on the maturation and organization of premature infants' central nervous systems.
- To identify how the NICU environment can be modified to meet infants' developmental needs.
- To highlight the role of nursing interventions in optimizing infant growth and development.
Main Methods:
- Review of existing research on NICU environments and infant neurodevelopment.
- Analysis of sensory processing in premature infants.
- Consideration of principles of fetal learning and contingent experience.
Main Results:
- The NICU environment can negatively affect central nervous system maturation and organization in premature infants.
- Sensory input in the NICU is often imbalanced, potentially hindering development.
- Nurses are well-positioned to implement changes that support infant development.
Conclusions:
- NICU environments require reorganization to better support premature infants' developmental needs.
- Nurses can play a crucial role in creating a more developmentally appropriate NICU environment.
- Interventions focusing on sensory regulation and contingent experiences are vital for optimizing neurodevelopment in premature infants.
Abstract:
The neonatal intensive-care unit (NICU) environment may interfere with the maturation and organization of premature infants' central nervous systems and may fail to meet these infants' developmental needs. In particular, immature distance receptors (i.e., hearing and vision) may receive overwhelming stimulation, whereas more mature tactile and vestibular pathways receive little stimulation. Furthermore, research on fetal learning suggests that the NICU environment should sensitively address requirements for learning by providing contingent experience. Nurses are ideally suited to reorganize the NICU and intervene to optimize infants' growth and development.