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The Relationship Between Maternal and Infant Sleep Duration Across the First Two Years.
Tianying Cai1, Carolyn Sutter2, Sharon M Donovan3
1Department of Human Development and Family Studies, University of Illinois at Urbana-Champaign, Urbana, IL.
Summary
Mother-infant sleep patterns stabilize after 12 months, with many mothers improving sleep by adopting average maternal sleep (AMS) patterns. Infant sleep quality influences these long-term sleep routines.
Area of Science:
- Pediatrics
- Sleep Medicine
- Developmental Psychology
Background:
- Mother-infant sleep duration is crucial for development.
- Understanding sleep patterns in the first two years is vital for establishing healthy habits.
Purpose of the Study:
- To examine mother-infant sleep duration relationships in the first two years of life.
- To identify changes in these relationships over time.
- To determine predictors of maternal and infant sleep patterns.
Main Methods:
- Utilized data from 464 infants and their mothers in the STRONG Kids 2 study.
- Collected self-reported sleep duration and health data at 3, 12, 18, and 24 months postpartum.
- Employed latent transition models to analyze sleep profiles and transitions.
Main Results:
- Identified two distinct mother-infant sleep profiles: low maternal sleep (LMS) and average maternal sleep (AMS).
- Observed that approximately 50% of mothers in the LMS profile transitioned to the AMS profile by 12 months postpartum.
- Found that infant-signaled night wakings, later bedtimes, infant sleep problems, and exclusive breastfeeding predicted LMS profile membership.
- Noted that sleep profiles stabilized after 12 months, with limited transitions between 12 and 24 months.
Conclusions:
- Mother-infant sleep profiles stabilize after 12 months postpartum.
- Infant nighttime sleep quality significantly influences these established sleep patterns.
- Establishing healthy sleep routines within the first year is essential for long-term sleep hygiene in mothers and infants.
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