新型冠状病毒肺炎的国内研究现状可视化分析与解读

目的可视化分析和解读新型冠状病毒肺炎(COVID-19)的国内研究现状,为疫情防控策略与方案提供线索和指引。方法以“新型冠状病毒”为主题词检索中国知网数据库文献,发表时间限定为2019年12月1日至2020年3月1日。利用VOSviewer软件分析文献的作者和关键词共现网络,解读共现图谱聚类揭示的COVID-19研究现状与热点。结果检索到有效文献664篇,文献作者形成5大团体,但各团体间的合作较少。“疫情防控”和“中药”等10个高频关键词及其他关键词共同聚类成7个研究主题,每个主题所揭示的内容均真实反映了当前的研究现状与热点。结论国内关于COVID-19的研究热点主要集中在疫情防控、医护人员的管理与防护、儿童感染及防护、COVID-19临床特征和诊疗方案、中医药在COVID-19防治中的应用。

Visualization analysis and interpretation of domestic scientific researches on coronavirus disease 2019

Objective The visualization analysis and interpretation of domestic scientific researches on coronavirus disease 2019(COVID-19)were conducted to provide clues and guidance for the epidemic prevention and control strategies and programs.Methods The literatures related to COVID-19 on CNKI database were retrieved with the keyword of"novel coronavirus"and the retrieval time limited to December 1,2019 to March 1,2020.Then the co-occurrence network analysis of authors and high-frequency keywords were performed by the visualization software VOSviewer and the research status and hotspots of COVID-19 were interpreted according to the visualization analysis results.Results Totally 664 literatures were obtained and analyzed.The result of the co-occurrence analysis showed that the authors were divided into five groups and there was little cooperation between them.Ten high-frequency key words such as"epidemic prevention and control"and"Chinese medicine"were clustered into seven research themes with other keywords.And the contents revealed by each theme truly reflected the current research status and hotspots.Conclusion The current researches of COVID-19 in China are focused on the epidemic prevention and control of COVID-19,the management and protection of medical staff,children′s infection and protection,the clinical characteristics,diagnosis and treatment scheme of COVID-19 and the application of traditional Chinese medicine in the prevention and treatment of COVID-19.