利用SCI数据库分析流行病学研究现状

目的探讨流行病学研究现状。方法依据SCI数据库检索系统，采用文献计量学的方法对1998--2007年间发表的采用流行病学研究方法的文章进行统计分析，揭示这些文章在主题领域、国家、研究设计类型分布情况，以及中国人发文情况。结果采用流行病学研究方法的文章数量逐年递增，主要分布于公共环境与职业卫生学领域，美国发文量最多，分析流行病学文章最多；中国以上海市肿瘤研究所发文量最多，主要发表于CANCER EPIDEMOLOGY BIOMARKERS ＆ PREVENTION。结论随着流行病学的发展和深入研究，流行病学研究方法也得到了不断充实和完善，发挥了重要作用。另外，我国在肿瘤流行病学方面也取得了一定的研究成果。

Research on status of epidemiology by Science Citation Index

Objects To analysis the research status of epidemiology.Methods According to SCI database,a statistical analysis was made for the amount and distribution of published original studies in epidemiological methods in SCI from 1998 to 2007.Some characteristic index,such as the subject areas,countries distribution,study designs and research status in china were evaluated.Results The number of articles of epidemiological methods showed an increasing tendency annually.These articles are mainly from public,environmental & occupational health and analytical epidemiology.America is core country in this field.Shanghai cancer institution showed higher productive in papers in China.Most of papers were mainly published in "CANCER EPIDEMIOLOGY BIOMARKERS & PREVENTION",which ranked at the first place in China.Conclusion With the development of epidemiology,epidemiological study methods have also been continuously improved and have played an important role.In addition,Cancer Epidemiology is a focus subject in China.