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Cesarean section and chronic immune disorders

Astrid Sevelsted1, Jakob Stokholm2, Klaus Bønnelykke3

  • 1Copenhagen Prospective Studies on Asthma in Childhood, Faculty of Health and Medical Sciences, University of Copenhagen & Danish Pediatric Asthma Center, Gentofte Hospital, University of Copenhagen, Copenhagen, Denmark; and bisgaard@copsac.com.

Pediatrics
|December 3, 2014
PubMed

Insights

Cesarean delivery is linked to increased risks of childhood immune diseases like asthma and inflammatory bowel disease. This highlights cesarean delivery as an early-life environmental factor influencing immune system development and chronic disease onset.

Area of Science:

  • Immunology
  • Epidemiology
  • Pediatrics

Background:

  • Rising prevalence of immune diseases (asthma, IBD, type 1 diabetes) in Western countries.
  • Concurrent increase in cesarean delivery rates.
  • Observed associations between cesarean delivery and certain immune diseases.

Purpose of the Study:

  • Investigate the association between cesarean delivery and the risk of developing chronic immune diseases in children.
  • Analyze the impact of cesarean birth on immune maturation and early-onset childhood diseases.

Main Methods:

  • Analysis of hospital contact for chronic immune diseases in children born via cesarean delivery.
  • Utilized Danish national registries covering 1977-2012.
  • Included two million term children in the primary analysis.
  • Employed Poisson regression for confounder-adjusted incidence rate ratios.

Main Results:

  • Significantly elevated risk of asthma, systemic connective tissue disorders, juvenile arthritis, inflammatory bowel disease, immune deficiencies, and leukemia in children born by cesarean delivery.
  • No significant association found between cesarean delivery and type 1 diabetes, psoriasis, or celiac disease.

Conclusions:

  • Cesarean delivery represents a shared early-life environmental risk factor for multiple chronic immune diseases.
  • Understanding shared mechanisms may offer new insights into disease origins and prevention strategies.
Abstract

Keywords:
asthmacesarean sectioninflammatory diseaseoriginsprenatalprogramming

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