Maturation of Arousals during Day and Night in Preterm Infants

The objective of this study was to compare the maturation of spontaneous arousals during day and night sleep in preterm and term infants. From the Autonomic Baby Evaluation study, the sleep and arousal characteristics of 12 preterm (35.1 ± 2.1 weeks’ gestational age, GA) and 21 term (39.8 ± 0.8 week...

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Main Authors: Aurore Guyon, Francoise Ravet, Alex Champavert, Marine Thieux, Hugues Patural, Sabine Plancoulaine, Patricia Franco
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Children
Subjects:
Online Access:https://www.mdpi.com/2227-9067/9/2/223
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author Aurore Guyon
Francoise Ravet
Alex Champavert
Marine Thieux
Hugues Patural
Sabine Plancoulaine
Patricia Franco
author_facet Aurore Guyon
Francoise Ravet
Alex Champavert
Marine Thieux
Hugues Patural
Sabine Plancoulaine
Patricia Franco
author_sort Aurore Guyon
collection DOAJ
description The objective of this study was to compare the maturation of spontaneous arousals during day and night sleep in preterm and term infants. From the Autonomic Baby Evaluation study, the sleep and arousal characteristics of 12 preterm (35.1 ± 2.1 weeks’ gestational age, GA) and 21 term (39.8 ± 0.8 weeks GA) newborns were compared between diurnal and nocturnal sleep periods at birth (M0) and 6 months (M6) of age. Models were adjusted for time (night/day), maturation (M0/M6), prematurity (yes/no). We found that preterm infants had less active sleep (AS)% than term infants with maturation during both day and night sleep, which may reflect accelerated brain maturation secondary to stress or environmental exposure after birth. Moreover, there was a difference in arousal maturation during day and night sleep in the preterm infants, as shown previously for term infants, which suggests the emergence of a circadian rhythm during the earliest postnatal period. We also showed that compared to term infants, these moderate preterm infants had fewer total arousals and, more specifically, fewer arousals in AS during day and night sleep, exposing them to a higher risk of sudden infant death syndrome.
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spelling doaj.art-db16fa17850646ccbe0683e756dae8022023-11-23T19:19:31ZengMDPI AGChildren2227-90672022-02-019222310.3390/children9020223Maturation of Arousals during Day and Night in Preterm InfantsAurore Guyon0Francoise Ravet1Alex Champavert2Marine Thieux3Hugues Patural4Sabine Plancoulaine5Patricia Franco6Unité de Sommeil, Service D’épilepsie, Sommeil et Explorations Fonctionnelles Neurologiques Pédiatriques—INSERM U1028—Hôpital Femme-Mère-Enfant, Hospices Civils de Lyon, Université Claude Bernard Lyon 1, 59 bd Pinel Bron, 69500 Lyon, FranceUnité de Sommeil Pédiatrique—Département Universitaire de Pédiatrie du CHU Liège—Site CHR, 1 bd du XIIème de Ligne, 4000 Liège, BelgiumUnité de Sommeil, Service D’épilepsie, Sommeil et Explorations Fonctionnelles Neurologiques Pédiatriques—INSERM U1028—Hôpital Femme-Mère-Enfant, Hospices Civils de Lyon, Université Claude Bernard Lyon 1, 59 bd Pinel Bron, 69500 Lyon, FranceUnité de Sommeil, Service D’épilepsie, Sommeil et Explorations Fonctionnelles Neurologiques Pédiatriques—INSERM U1028—Hôpital Femme-Mère-Enfant, Hospices Civils de Lyon, Université Claude Bernard Lyon 1, 59 bd Pinel Bron, 69500 Lyon, FranceNeonatal and Pediatric Intensive Care Department, Inserm, U1059, University Hospital of Saint Etienne, 42270 Saint Etienne, FranceCentre of Research in Epidemiology and StatisticS (CRESS), Inserm, INRAE, Université de Paris Cité, F-75004 Paris, FranceUnité de Sommeil, Service D’épilepsie, Sommeil et Explorations Fonctionnelles Neurologiques Pédiatriques—INSERM U1028—Hôpital Femme-Mère-Enfant, Hospices Civils de Lyon, Université Claude Bernard Lyon 1, 59 bd Pinel Bron, 69500 Lyon, FranceThe objective of this study was to compare the maturation of spontaneous arousals during day and night sleep in preterm and term infants. From the Autonomic Baby Evaluation study, the sleep and arousal characteristics of 12 preterm (35.1 ± 2.1 weeks’ gestational age, GA) and 21 term (39.8 ± 0.8 weeks GA) newborns were compared between diurnal and nocturnal sleep periods at birth (M0) and 6 months (M6) of age. Models were adjusted for time (night/day), maturation (M0/M6), prematurity (yes/no). We found that preterm infants had less active sleep (AS)% than term infants with maturation during both day and night sleep, which may reflect accelerated brain maturation secondary to stress or environmental exposure after birth. Moreover, there was a difference in arousal maturation during day and night sleep in the preterm infants, as shown previously for term infants, which suggests the emergence of a circadian rhythm during the earliest postnatal period. We also showed that compared to term infants, these moderate preterm infants had fewer total arousals and, more specifically, fewer arousals in AS during day and night sleep, exposing them to a higher risk of sudden infant death syndrome.https://www.mdpi.com/2227-9067/9/2/223sleeparousalspretermSIDS
spellingShingle Aurore Guyon
Francoise Ravet
Alex Champavert
Marine Thieux
Hugues Patural
Sabine Plancoulaine
Patricia Franco
Maturation of Arousals during Day and Night in Preterm Infants
Children
sleep
arousals
preterm
SIDS
title Maturation of Arousals during Day and Night in Preterm Infants
title_full Maturation of Arousals during Day and Night in Preterm Infants
title_fullStr Maturation of Arousals during Day and Night in Preterm Infants
title_full_unstemmed Maturation of Arousals during Day and Night in Preterm Infants
title_short Maturation of Arousals during Day and Night in Preterm Infants
title_sort maturation of arousals during day and night in preterm infants
topic sleep
arousals
preterm
SIDS
url https://www.mdpi.com/2227-9067/9/2/223
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