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Deep body temperature changes in twins.

R North1, J A Jackson, M P Wailoo

  • 1Department of Child Health, University of Leicester, Clinical Sciences Building, Leicester Royal Infirmary, Leicester, UK.

Child: Care, Health and Development
|January 8, 2003
PubMed
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Twin infants exhibit varying physiological maturity, with some developing at different rates while others progress in tandem. Factors like zygosity, birth weight, and sex influence but do not solely determine these developmental trajectories.

Area of Science:

  • Pediatric Development
  • Twin Studies
  • Human Physiology

Background:

  • Infant development displays significant variability.
  • Twin studies offer unique insights into genetic and environmental influences on growth.

Purpose of the Study:

  • To investigate the variability in physiological maturity among twin infants.
  • To explore potential contributing factors to developmental differences in twins.

Main Methods:

  • Observational study comparing physiological maturity in twin sets.
  • Analysis of developmental trajectories within and between twin pairs.

Main Results:

  • Significant differences in physiological maturity observed within and between twin sets.

Related Experiment Videos

  • One twin may lag up to 5 weeks behind its sibling.
  • Some twin pairs exhibit synchronized slow development.

    • Conclusions:

    • Zygosity, birth weight, and sex are identified as potential contributors, not sole causes, of developmental variability in twins.
    • The study discusses implications for infant vulnerability to illness.