[Operation of WeChat official accounts of Chinese Journal of Epidemiology]

Objective: Analyze the operation of the WeChat official account of the Chinese Journal of Epidemiology, so as to better use the WeChat official account platform to disseminate academic research results, improve the journal's influence and service ability for readers and authors. Methods: By searching all the tweets on the WeChat official account of the "Chinese Journal of Epidemiology" operated by the Chinese Journal of Epidemiology, we analyzed the tweets sent on the WeChat official account from May 2021 to March 31, 2026. Using metrics such as overall reach, average post reach, headline reach, peak reach, and WeChat communication index (WCI), we evaluated the performance of the official account. Linear regression was employed to analyze trends in key indicators, while VOSviewer 1.6.20 software was used for keyword co-occurrence analysis. Results: As of March 31, 2026, the WeChat official account of the "Chinese Journal of Epidemiology" had published 237 articles, with an average read count of 3 302.86 per article and a WCI of 154.66. Linear regression analysis revealed that the average read count, average "like" count, average "share" count, and average "star" count all showed an upward trend (all P<0.05). The "Standard-Protocol-Guideline" and "Expert Forum/Editorial" sections ranked highest in average read count (8 235.00 and 3 655.11 reads respectively), while articles on emerging infectious diseases achieved an average read count of 4 369.20. Articles from other sections also garnered significant attention through diverse presentation formats. Conclusions: The Chinese Journal of Epidemiology's WeChat official account tweets have high communication power and influence, and have become a mature and influential academic exchange platform for epidemiology. In addition to keeping an eye on the academic achievements of this journal, we should strengthen the operation and maintenance of WeChat official account, enrich the content and form of tweets, strengthen the operation and maintenance of WeChat official account, and further improve the ability to serve the readers and authors.