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Children with allergic rhinitis and a risk of epilepsy: A nationwide cohort study

Hui-Hsien Pan1, Tung-Wei Hung2, Jeng-Dau Tsai3

  • 1Department of Pediatrics, Chung Shan Medical University Hospital, Taichung, Taiwan; Institute of Medicine, Chung Shan Medical University, Taichung, Taiwan.

Seizure
|February 7, 2020
PubMed

Insights

Children with allergic rhinitis (AR) face a significantly higher risk of developing epilepsy. This study highlights a potential link between allergies and neurological conditions in children.

Area of Science:

  • Pediatric Neurology
  • Allergy and Immunology
  • Epidemiology

Background:

  • Allergic diseases are common in childhood.
  • The association between allergic rhinitis and epilepsy risk is not well understood.
  • Childhood-onset epilepsy poses significant health challenges.

Purpose of the Study:

  • To investigate the association between allergic rhinitis (AR) and the subsequent risk of childhood-onset epilepsy.
  • To determine if a history of AR increases the likelihood of developing epilepsy in children.
  • To provide epidemiological data on the comorbidity of allergic rhinitis and epilepsy.

Main Methods:

  • Retrospective population-based cohort study using Taiwan's National Health Insurance Research Database (2000-2012).
  • Inclusion of 67,537 children diagnosed with AR and 67,537 matched controls aged 0-18 years.
  • Analysis using Cox proportional hazards regression to calculate hazard ratios (HRs) and 95% confidence intervals (CIs).

Main Results:

  • Children with AR exhibited a higher incidence rate of epilepsy (6.84 vs. 3.95 per 10,000 person-years).
  • The adjusted hazard ratio for epilepsy in children with AR was 1.76 (95% CI 1.51-2.04), indicating a 76% increased risk.
  • Kaplan-Meier analysis showed a significantly higher likelihood of epilepsy development in children with AR (p < 0.001).

Conclusions:

  • Children diagnosed with allergic rhinitis have an increased risk of developing epilepsy.
  • The findings suggest a potential link between allergic rhinitis and subsequent epilepsy diagnosis in pediatric populations.
  • Further research is warranted to explore the underlying mechanisms connecting AR and epilepsy.
Abstract

Keywords:
Allergic rhinitisBrain inflammationEpilepsyMast cells activation

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