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Neurodevelopmental outcomes after initial childhood anesthetic exposure between ages 3 and 10 years

Caleb H Ing1, Charles J DiMaggio, Andrew J O Whitehouse

  • 1Departments of *Anesthesiology ††Anesthesiology and Pediatrics, Columbia University College of Physicians and Surgeons Departments of †Anesthesiology and Epidemiology ∥Anesthesiology and Biostatistics **Psychiatry and Biostatistics, Columbia University College of Physicians and Surgeons and Mailman School of Public Health, New York, NY ‡Telethon Kids Institute ¶School of Medicine and Pharmacology, The University of Western Australia §Department of Anaesthesia and Pain Management, Princess Margaret Hospital for Children, Perth, WA #Department of Anaesthesia, Murdoch Childrens Research Institute & Royal Children's Hospital, Melbourne, Vic., Australia.

Journal of Neurosurgical Anesthesiology
|August 22, 2014
PubMed

Insights

Children initially exposed to anesthesia after age 3 showed no cognitive or language deficits. However, anesthetic exposure in this age group was linked to increased risk of motor deficits, suggesting specific neurodevelopmental vulnerabilities.

Area of Science:

  • Pediatric neurodevelopmental research
  • Anesthesiology and neurobiology

Background:

  • Existing studies on anesthetic exposure and neurodevelopment focus on children under 3 years.
  • This research investigates outcomes of anesthetic exposure between 3 and 10 years of age.

Purpose of the Study:

  • To assess neurodevelopmental outcomes in children with initial anesthetic exposure between 3 and 10 years.
  • To compare cognitive and motor function in exposed versus unexposed children.

Main Methods:

  • Utilized data from the Western Australian Pregnancy Cohort (Raine) Study (n=2868).
  • Examined children with initial anesthetic exposure between 3-5 and 5-10 years.
  • Employed modified multivariable Poisson regression for outcome analysis.

Main Results:

  • No significant differences in cognitive or language function between exposed and unexposed children.
  • Children exposed to anesthesia after age 3 demonstrated a higher risk of motor deficits (RR 2.32-2.33).
  • Motor deficits persisted after adjusting for demographic and comorbidity factors.

Conclusions:

  • Anesthetic exposure after age 3 does not appear to affect language or cognitive function.
  • A link exists between initial anesthetic exposure after age 3 and decreased motor function.
  • Suggests distinct developmental windows of vulnerability for different neurodevelopmental domains.
Abstract

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