应用CiteSpace的可视化分析对早产儿营养的文献计量学研究

Bibliometric analysis of nutrition for premature infants:a visualized analysis based on CiteSpace

目的分析早产儿营养领域的研究现状,为早产儿营养研究方向提供参考。方法以Web of Science核心合集为数据来源,检索1975年至2023年12月收录的早产儿营养研究相关文献,应用CiteSpace软件对文献进行可视化分析。结果经筛选后纳入2661篇文献,整体发文量呈上升趋势。发文量较多的国家有美国、英国、意大利等,主要研究机构有贝勒医学院和哥本哈根大学等;国内发文量最多的机构是上海交通大学。高频关键词有肠外营养、母乳、坏死性小肠结肠炎等;关键词聚类形成18个聚类标签。研究主要内容有早产儿肠外营养、肠内营养、坏死性小肠结肠炎及喂养不耐受等。结论早产儿营养研究呈上升趋势,早产儿的营养支持方案、降低早产儿并发症及营养护理等是未来早产儿营养研究的主要内容。

Objective To analyze the researches on nutrition for premature infants and steer future research directions.Methods The Web of Science core collection was employed as the primary source to conduct a comprehensive search and retrieve relevant literature on nutrition for premature infants published up from 1975 to December 2023.A visualized analysis was conducted using CiteSpace.Results After screening,a total of 2661 publications were included.A rising trend was seen in the amount of publications.Countries with the most publications were the United States,the United Kingdom,and Italy,with the leading institutions of Baylor College of Medicine and the University of Copenhagen.Shanghai Jiao Tong University was the institution that published the most in China.Key topics that were studied frequently encompassed parenteral nutrition,breast milk utilization and necrotizing enterocolitis.Cluster analysis of keywords identified 18 representative cluster labels,revealing the research focuses on parenteral nutrition,enteral nutrition,necrotizing enterocolitis and feeding intolerance in premature infants.Conclusion The researches on nutrition for premature infants are on the rise,and the nutritional support regimen,how to reduce complications,and nutritional care are the hot topics of future researches on nutrition for premature infants.