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Related Concept Videos

Relationship with Other Adult Family Members and Siblings01:29

Relationship with Other Adult Family Members and Siblings

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Other adult family members and siblings play a crucial role in shaping children’s social and emotional development. While parents or primary caregivers are often the central figures in early attachment and socialization, other adults in a child’s life, such as grandparents, aunts, and uncles, can significantly influence developmental outcomes. These influences depend on each adult’s personality and may help compensate when a primary caregiver is emotionally distant or...
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Many animals exhibit parental care behavior, including feeding, grooming, and protecting young offspring. Parental care is universal in mammals and birds, which often have young that are born relatively helpless. Several species of insects and fish, as well as some amphibians, also care for their young.
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The initiation of cell-mediated immunity can be observed as early as the third month of fetal growth, with active antibody-mediated immunity following approximately one month later.
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Related Experiment Video

Updated: Dec 25, 2025

A Common Marmoset Model of Mother-Infant Intervention for Breastfeeding Disorders in the Presence of Paternal Inhibition and Maternal Neglect
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A Common Marmoset Model of Mother-Infant Intervention for Breastfeeding Disorders in the Presence of Paternal Inhibition and Maternal Neglect

Published on: September 22, 2023

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Prematurity and breastfeeding initiation: A sibling analysis.

Tiffany Byerly1, Cierra Buckman1, Dmitry Tumin1

  • 1Department of Pediatrics, Brody School of Medicine at East Carolina University, Greenville, North Carolina.

Acta Paediatrica (Oslo, Norway : 1992)
|April 7, 2020
PubMed
Summary

Prematurity does not independently affect breastfeeding initiation. However, exclusive breastfeeding duration was slightly shorter for premature infants compared to their term-born siblings.

Keywords:
breastfeeding durationbreastfeeding initiationpremature infantssiblings

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Area of Science:

  • Maternal and Child Health
  • Neonatal Studies
  • Public Health

Background:

  • Breastfeeding initiation rates are reportedly lower for premature infants.
  • Socioeconomic factors may confound the association between prematurity and breastfeeding.
  • Independent impact of prematurity on breastfeeding continuation and duration requires investigation.

Purpose of the Study:

  • To determine if prematurity independently influences breastfeeding initiation.
  • To assess the effect of prematurity on breastfeeding continuation and duration.
  • To control for confounding variables in the prematurity-breastfeeding relationship.

Main Methods:

  • Analysis of data from the 2011-2017 National Survey of Family Growth (women aged 15-44).
  • Inclusion of women with at least two live pregnancies and detailed breastfeeding histories.
  • Application of sibling fixed effects regression models to evaluate prematurity's impact.

Main Results:

  • No significant association was found between preterm birth and breastfeeding initiation (OR=1.11, P=0.468).
  • Exclusive breastfeeding duration was 5% shorter for preterm infants compared to term-born siblings (IRR=0.95, P=0.060).
  • Sibling analysis controlled for unobserved familial and socioeconomic confounders.

Conclusions:

  • Prematurity does not independently predict breastfeeding initiation.
  • Interventions for breastfeeding premature infants should address external barriers beyond prematurity itself.
  • Further research may explore specific barriers affecting breastfeeding duration in preterm infants.