Abstract: Objective Chinese Journal of Blood Purification is a professional journal in the research field of blood purification in China. We analyzed the quantity and quality of the published articles on this journal using the China citation database of CNKI (China National Knowledge Infrastructure), and evaluated the academic influences of this journal. Methods We evaluated the quality of this journal in the number of articles published every year and in every issue, the impact factor, the tendency to spread on web, and the distribution of readers’ area. Results From 2003-2009, the number of articles published every year were 222, 193, 228, 284, 276, 243 and 285, respectively. The impact factor and tendency to spread on web have been increasing. Conclusion Chinese Journal of Blood Purification has become one of the important information sources in the research field of blood purification in China with the increasing of the article number published every year, the impact factor and the tendency to spread on internet web, and is an important place to display the progresses in blood purification in China.

Key words: The article number in every issue, The impact factor, Academic quality