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Trends in diagnostic error research across Asia: a quantitative content analysis
1Department of Diagnostic and Generalist Medicine, 20365086 Dokkyo Medical University Hospital , Shimotsuga, Tochigi, Japan.
Diagnostic error research in the Asia-Pacific is concentrated in high-GDP nations, with Japan focusing on internal medicine and AI trends emerging globally. Collaboration is key to improving diagnostic safety and equity across the region.
Area of Science:
- Medical Research
- Health Services Research
- Bibliometrics
Background:
- Diagnostic error is a significant patient safety concern.
- Research on diagnostic error in the Asia-Pacific region is growing but unevenly distributed.
- Understanding research trends is crucial for targeted interventions.
Purpose of the Study:
- To analyze recent trends in diagnostic error research in the Asia-Pacific region.
- To specifically examine research patterns in Japan.
- To identify key themes and temporal shifts in diagnostic error research.
Main Methods:
- Quantitative content analysis of PubMed-indexed publications (2016-2025).
- Analysis of titles using KH Coder for co-occurrence networks and themes.
- Correspondence analysis to assess temporal trends, including the impact of publication year.
Main Results:
- 815 articles were analyzed, with over 90% from five high-GDP countries.
- Common themes included diagnostic error, clinical characteristics, AI/machine learning, and study types.
- Japan's research focused on internal medicine and malpractice, while other regions emphasized cancer diagnostics and AI development. AI-related terms increased significantly from 2023.
Conclusions:
- Diagnostic error research in Asia-Pacific is concentrated, reflecting healthcare disparities.
- Strengthening regional networks and collaborative funding is essential.
- Enhanced collaboration can improve diagnostic safety and equity across the region.
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