Associations between daily screen time and sleep in a racially and socioeconomically diverse sample of US infants: a prospective cohort study

ObjectiveTo determine the associations between screen media use and sleep throughout infancy (3–12 months).DesignProspective Nurture birth cohort.SettingNorth Carolina, USA, 2013–2015.ParticipantsWomen enrolled in their second to third trimester, completed a phone interview after birth, and complete...

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Bibliographic Details
Published in:BMJ open 2021-06, Vol.11 (6), p.e044525-e044525
Main Authors: Emond, Jennifer A, O'Malley, A James, Neelon, Brian, Kravitz, Richard M, Ostbye, Truls, Benjamin-Neelon, Sara E
Format: Article
Language:English
Subjects:
Age
Babies
Breastfeeding & lactation
Cohort analysis
Educational software
Female
Humans
Infant
North Carolina
Paediatrics
Pediatrics
Prospective Studies
Public health
Questionnaires
Screen Time
Sleep
sleep medicine
Smoking
Television
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Summary:ObjectiveTo determine the associations between screen media use and sleep throughout infancy (3–12 months).DesignProspective Nurture birth cohort.SettingNorth Carolina, USA, 2013–2015.ParticipantsWomen enrolled in their second to third trimester, completed a phone interview after birth, and completed home visits at 3, 6, 9 and 12 months post partum.Primary and secondary outcome measuresWomen reported the usual hours their infants slept during the day and night and their infants’ usual use of five screen media activities at 3, 6, 9 and 12 months post partum. Adjusted mixed-effects regression analyses modelled the associations between infant screen time and sleep outcomes while disaggregating the between-infant and within-infant effects.ResultsAmong 558 mother–infant dyads, 374 (67.0%) infants were black and 304 (54.5%) households earned
ISSN:2044-6055
2044-6055
DOI:10.1136/bmjopen-2020-044525