Global research trends in the epidemiology of allergic disorders: a bibliometric and evidence-mapping review - Takeaways - MDSpire

Global research trends in the epidemiology of allergic disorders: a bibliometric and evidence-mapping review

  • By

  • Tina Alhassan

  • Farida Almarzooqi

  • June 4, 2026

  • 0 min

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  • 1

    Allergic diseases significantly impact global health, affecting 20-30% of the population and contributing to morbidity and health-system burden.

  • 2

    Research on allergic disorders has increased at an annual growth rate of 7.59%, particularly after 2020, indicating heightened prioritization.

  • 3

    The majority of research is concentrated in the US and China, with limited international collaboration and a focus on asthma and pediatric populations.

  • 4

    Risk-factor studies dominate the literature (83-89%), while burden-of-disease research remains scarce, highlighting critical knowledge gaps.

  • 5

    Addressing geographic and thematic imbalances in allergy research is essential for improving the completeness and relevance of global epidemiological studies.

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