Global research trends in the epidemiology of allergic disorders: a bibliometric and evidence-mapping review - Report - 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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Clinical Report: International Research Patterns in the Epidemiology of Allergic Conditions

Overview

This report analyzes global research trends in allergic disorders from 2016 to 2025, highlighting a significant increase in scientific production, particularly focused on asthma and risk factors. It identifies critical gaps in burden estimation and incidence data for various allergic conditions.

Background

Allergic diseases affect approximately 20-30% of the global population, contributing significantly to morbidity and healthcare burdens. Understanding research patterns in this field is essential for addressing public health challenges and improving patient outcomes. Despite the growing body of literature, disparities in research focus and geographic representation persist.

Data Highlights

MetricValue
Annual Growth Rate of Publications7.59%
Proportion of Risk-Factor Research83-89%
Proportion of Burden-of-Disease Studies<7%

Key Findings

  • Scientific production on allergic diseases increased steadily, especially post-2020.
  • Research is concentrated in a few countries, notably the United States and China.
  • Asthma is the primary focus, with a strong emphasis on pediatric populations.
  • Risk-factor studies dominate the literature, while burden-of-disease research is scarce.
  • Non-asthma allergic conditions have limited and fragmented research coverage.

Clinical Implications

Clinicians should be aware of the predominant focus on asthma in allergy research and the need for more comprehensive studies on other allergic conditions. Addressing the identified research gaps can enhance understanding and management of allergic diseases, ultimately improving patient care.

Conclusion

The expansion of global allergy epidemiology research highlights the need for a more balanced approach that includes underrepresented allergic conditions and geographic regions. This will enhance the relevance and applicability of findings in clinical practice.

Related Resources & Content

  1. Frontiers in Immunology, 2026 -- Studies on allergic diseases and B cells in the past 20 years: a bibliometric analysis via CiteSpace and VOSviewer
  2. Clinical Rheumatology, 2021 -- Impact of Eosinophilic Granulomatosis with Polyangiitis on Patient Health: A Comprehensive Review and Meta-Analysis
  3. Infection, 2019 -- Global Review of Human Alveolar Echinococcosis Epidemiology: An Analysis of 21st Century Research Publications
  4. American Journal of Epidemiology, 2023 -- Assessing the Field of Social Epidemiology: A Scoping Review of Publications in the American Journal of Epidemiology
  5. BMJ Open Respiratory Research, 2024 -- Global, regional and national burden of asthma from 1990 to 2021: a systematic analysis for the Global Burden of Disease Study 2021
  6. GINA, 2025 -- 2025 GINA Strategy Report - Global Initiative for Asthma
  7. Global, regional and national burden of asthma from 1990 to 2021: a systematic analysis for the Global Burden of Disease Study 2021 | BMJ Open Respiratory Research
  8. 2025 GINA Strategy Report - Global Initiative for Asthma - GINA

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